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#8001 2018-07-04 14:27:45

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6606. Find the values of x and y if cos(x) = sin(y) and

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8002 2018-07-05 15:43:50

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6607. The four sides of a quadrilateral are in the ratio 2:3:4:5 and its perimeter is 280 meters.  Find the length of the longest side.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8003 2018-07-05 16:15:20

Monox D. I-Fly
Member
From: Indonesia
Registered: 2015-12-02
Posts: 2,000

Re: 10 second questions


Actually I never watch Star Wars and not interested in it anyway, but I choose a Yoda card as my avatar in honor of our great friend bobbym who has passed away.
May his adventurous soul rest in peace at heaven.

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#8004 2018-07-05 16:36:24

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

The

is correct. Splendid, Monox D. I-Fly!

#6608. If p = 99, find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8005 2018-07-06 14:40:03

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6609. Find the value of x if

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8006 2018-07-07 15:28:15

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6610. Find the value of

if
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8007 2018-07-08 15:49:58

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6611. Find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8008 2018-07-09 15:34:04

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6612. Find the value of

if
and
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8009 2018-07-10 15:48:01

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6613. Find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8010 2018-07-11 15:16:48

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6614. A 1.5 meter tall observer is 45 meters away from a tower. The angle of elevation from his eyes to the top of the tower is 30 degrees. Find the height of the tower in meters. Take

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8011 2018-07-12 15:22:13

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6615. The ratio of the weights of two spheres is 8:27 and the ratio of the density of the materials of the two is 8:1. Find the ratio of the radii of the spheres.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8012 2018-07-13 15:42:21

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6616.  Find the value of

if
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8013 2018-07-14 15:40:41

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6617. Find the value of


if

and
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8014 2018-07-15 14:33:45

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6618. If

find the value of
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8015 2018-07-16 15:15:45

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6619. Find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8016 2018-07-17 15:23:16

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6620. If the angles of a triangle are in the ratio 2:3:4, find the difference of the measure of the greatest angle and the smallest angle.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8017 2018-07-18 15:37:21

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6620.

is divisible by
(a) 23
(b) 58
(c) 124
(d) 129.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8018 2018-07-19 15:09:34

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6621. A circle and a square have same area. The ratio of the side of the square to the radius of the circle will be
(a)


(b)

(c)

(d)
.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8019 2018-07-20 15:45:02

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6622. The radius of the base of a right circular cone is 6 centimeters and its slant height is 10 centimeters. Find its volume. Use

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8020 2018-07-21 16:03:27

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6623. Three consecutive angles of a cylic quadrilateral are in the ratio 1:4:5. Find the measure of the fourth angle.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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#8021 2018-07-22 15:13:16

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6624. If the angles of measure

and
are supplementary, find the value of y.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#8022 2018-07-23 15:13:40

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6625. The length of a median of an equilateral triangle is

centimeters. Find the area of the triangle.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#8023 2018-07-24 14:56:33

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6626. Find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#8024 2018-07-25 15:22:06

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

#6627. If xy + yz + zx = 1, find the value of

.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

Offline

#8025 2018-07-26 15:49:31

Jai Ganesh
Administrator
Registered: 2005-06-28
Posts: 45,956

Re: 10 second questions

Hi,

.

#6628. A spherical lead ball of radius 6 centimeters is melted and small lead balls of radius 3 mimmimeters are made. Find the total number of possible small lead balls.


It appears to me that if one wants to make progress in mathematics, one should study the masters and not the pupils. - Niels Henrik Abel.

Nothing is better than reading and gaining more and more knowledge - Stephen William Hawking.

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