Draw a line of symmetry

A bag contains 1p, 2p and 5p coins. 3/8 of the bag are 1p coins. there are as many 5p coins than 1p coins in the bag. there are 640 coins in total. work out the number of 2p coins in the bag.

If the probability that 42 or fewer kids in a group of 57 like pizza is 79%, what is the probability that at least 43 kids in the group like pizza?

What is 20% higher than 30

Kari thinks, "x is the difference between 87 and 34.25 is this true or not?

4/8 is equal to 1/2 and 1/3 is less than 1/2. How can you compare 4/8 to 1/3?

Solve the solution for y. Y-3x=13

The cost of paper varies directly with the number of reams bought. Suppose 2 reams cost $5.10. Write a linear equation that could be used to find the cost of x reams of paper. Find the cost of 15 reams of paper

What is 16231 divided by 23

A certain first covers an area of 4100 km^2. Each year this area decreases by 3.75 percent. What will the area be after 11 years?

Evaluate the expression. If necessary, round to the nearest hundredth. lne^3x^2