Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ π -¹ ² ³ °

You are not logged in.

- Topics: Active | Unanswered

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is

equal to?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If 2x+3y = 31, y-z = 4 and x+2z = 11, then what is te value of x+y+z?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If 4x + 3y = 18xy and 2x - 5y + 4xy = 0, then what are the values of x and y respectively?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of (x - y) if

?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If a + b = 5 and 3a + 2b = 20, then what is 3a + b equal to?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the value of x if

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

The sum of three numbers is 98. If the ratio of the first to the second is 2:3 and that of the second to the third is 5;8, then what is the second number?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If $510 be divided among A, B, and C such that A gets

of what B gets and B gets of what C gets, then what are their shares respectively?Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

A sector of a circle of radius 21 centimeters and central angle 120° is made into a cone by bringing its radii together. What is the radius of the cone so obtained?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

The diameters of the bases of two cones are equal.If their slant heights are in the ratio 5:4, find the ratio of their curved surface areas.

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

The area of cross section of a cylinder is 22 cm[sup]2[/sup]. If its height is 14 cm, what its volume in cm[sup]3[/sup]?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the relation between the volume 'V' of a sphere of radius 'r' and its surface area 'S'?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the ratio of the volume of a cube to that of a sphere which exactly fits into the cube?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What is the ratio of the volumes of the three solids Cylinder, Cone, and Hemisphere having equal base area and height?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If A, B, and C are any three sets, then what is

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If the product of two monomials is 72x[sup]5[/sup] and their Greatest Common Divisor if 6x[sup]2[/sup], what is their Least Common Multiple?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If p and q are the roots of the equation x[sup]2[/sup] - 7x + 8 = 0, what is the value of

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

What would a Recurring Deposit Amount Deposited

of $50 per month at 10% simple interest per annum fetch at the end of 2 years?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

If V is the volume of a cone of radius r and height h, and if radius of the base of the cone is doubled and the height tripled, what would be the value of the Volume of the new cone formed?

Character is who you are when no one is looking.

Offline

**ganesh****Moderator**- Registered: 2005-06-28
- Posts: 15,197

The numbers

1, 1, 1, 1, 1, 1, ...... are in

Character is who you are when no one is looking.

Offline