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

You are not logged in.

## #1 Re: Help Me ! » How do i work out an average? » 2012-12-09 08:26:06

Thank you so much! I'll try and remember that for the exam tomorrow!

## #2 Re: Help Me ! » How do i work out an average? » 2012-12-09 07:46:32

so would A be 13.3?

## #3 Re: Help Me ! » How do i work out an average? » 2012-12-09 07:21:43

Which of the places has more rainfall on average over the whole year?

## #4 Re: Help Me ! » How do i work out an average? » 2012-12-09 06:57:55

yes it is! i think ive got the answer now? is it a= 160cm and b= 150cm?

## #5 Re: Help Me ! » How do i work out an average? » 2012-12-09 06:44:23

do you just add the 1O, 2O, 5 and 5O together? ahahah i spent 5 minutes working out the mean again..its actually unbelievable how dumb i am..how am i even in 2/8 sets in maths?

## #6 Re: Help Me ! » How do i work out an average? » 2012-12-09 06:34:37

I've got my mock exams tomorrow and I've managed to find the paper online on emaths. I get how to work out the average and everything but it's in a table so I'm not entirley sure how to work it out. Here it is:

Place Season Mean rainfall Number of months Months
A: Dry-10cm per month 8 Jan to Aug
Wet-20cm per month 4 Sept to Dec
B: Dry 5cm per month 10 July to Apr
Wet 50cm per month 2 May to June