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A class has a pinic and eats for 1/2 an hour,1 and 3/4 of an hour for playing,1 and 2/3 of more playing of an hour, eats desert for 1/5 of an hour, and spends 1/20 of an hour running to get out of the rain. if the picnic started at 11 am when did it end ? How much more time was spent playing than eating ? Please answer these quesions for me and explain it well step by step. thankyou.

using napier's rods 3x4565

In the month of May, local highschool students sent soldiers 289 letters. They sent about the same number of letters every day of the month. What os the best estimate of the number of letters that were sent each day?

deon brought a new keyboard on hire purchase. The price was 2398.25. he paid 20% deposit followed by 24 monthly payments of 113.35 each. Calculate: the amount of the deposit, monthly payment. total hire purchase and the amount that can be saved by paying cash.

how do solve the Highest Common Factor for 540,504 using Euclid method

What should you pay for an investment that will give you the following end-of-year cash flows? Your required rate of return is 18%.

Year 1: $285,000
Year 2: $831,000
Year 3: $716,000
Year 4: $498,000

in 2013, 7 apple trees are born...
in 2014, these 7 apple trees give birth to 7 more
in 2015, the first 7 apple trees give birth to 7 more, and the second set of 7 baby trees from 2014 give birth to 7 apple trees,
in 2016, the first 7 apple trees, the second group of 7 apple trees (2014), and the third group of 7 apple trees (2015) give birth to 7 apple trees . . .

and on it goes - each group reproducing 7 bably apple trees, who reproduce 7 bably apple trees, ... you get the idea . . . all the way through 2020.

The rainfall recorded on a certain day was 5 cm. Find the volume of water that fell on a 2-hectare field.

Someone has to pay £3993 over 17 years. How much is that a year please?
Thank you.

how is calculating 25% of $15 the same as calcuating 15% of $25? how are the calculaton different?sketch number line to illustrate ur answer?