140% of an amount is $28. What is 100% of the amount? (140% of what number is 28)

Abag contains 4 red, 7 blue and 5 yellow marbles. event a is defined as drawing a yellow marble on the first draw and event b is defined as drawing a blue marble on the second draw. if two marbles are drawn from the bag, one after the other and not replaced, what is p(b|a) expressed in simplest form? a. 7/16 b. 7/15 c. 14/16 d. 14/15

You deposit $5000 each year into an account earning 3% interest compounded annually. how much will you have in the account in 30 years?

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air