There are 12 boys and 8 girls in a hall, each holding coins in their hand. The mean number of coins for the children is 15

The mean number of coins for the boys is 13Work out the mean number of coins for the girls.

What does 6x^2 - 24y^2 equal too

What is 168,356 rounded to the nearest ten thousand

Evaluate p/2 - 5 when p=14

Can someone tell me what is 4*90

Tens+one=76tens+one=50

Are polynomials determined to be a trinomial, binomial, etc. based on the number of operations or the terms? For example, would x²y³ + 7y - 35 be determined as a binomial because of the number of operation signs or a trinomial based on the 3 terms?

c. Amy needs to order a shade for a triangular-shaped window that has a base of 6 feet and a height of 4 feet. What is the area of the shade?

Initially there are 4 bacteria cells in the sample. Every second, each cell splits into three (triple). After 7 seconds, how many bacteria cells are there in the sample?

A trader buys pens at $44 a dozen and sells them at $20 each. Find his profit if he sells 60 pens.

A pair of shoes cost $45. The shoes are on sale for 60% off. What is the discount amount?