How to solve percentages math problems

Rewrite 2/20 as a decimal.

A mirror frame in the shape of an oval is shown below. The ends of the frame form semicircles: An oval is formed by a rectangle with semicircles at each end. The length of the rectangle is 62 inches. The width of the rectangle is 27 inches.

What is the coefficient of 1/3 b - 1/3.

You put $700 into a savings account with an interest rate of 10% which earns $140.00 over a period of time. How long was the period of time? Answer value?

The table below gives percent of flights that were delayed and on time during good and bad weather. Good weather Bad Weather Delayed 7.5% 17.5% On Time 42.5% 32.

A prom ticket at Smith high school is $120. Tom is going to save money for the ticket by walking his neighbor's dog for $15 per week.

The product of two consecutive pages is 182 find the page number

Surface area of two spheres are in the ratio 36:25 find the ratio of their volumes

Let a = {1, 2, 3, 4, 5} and b = {2, 4}. what is a ∩ b?

Phillipa says that (27 - 9) x 3: 9 + 18 = 42. Is she correct? If not, what is the correct answer? O A. She is correct. B. She is not correct. The correct answer is 2. C. She is not correct. The correct answer is 24. D. She is not correct.