15% of a number is 30. What is the number?

Round 56.7 to the nearest whole number

Find the x-and y-intercept of the equation 5x+3y=15

What is the least common multiple for 9, 12, 15

Which shows the dimensions of two rectangular prisms that have volumes of 72cm3 but different surface areas? A. 6 cm by 3 cm by 4 cm; 12 cm by 2 cm by 3 cm B. 2 cm by 4 cm by 9 cm; 9 cm by 4 cm by 2 cm C. 3 cm by 3 cm by 8 cm; 2 cm by 6 cm by 8 cm D.

According to a study by decision analyst, 21% of the people who have credit cards are very close to the total limit on the card (s). suppose a random sample of 600 credit card users is taken.

An 85-foot rope from the top of a tree house to the ground forms a $45/degree$45° angle of elevation from the ground. How high is the top of the tree house? Round your answer to the nearest tenth of a foot.

In statistics, results are always reported with 100% certainty. T/F

Hong planted 16 tomato plants in his garden. What is the prime factorization of 16

The perimeter of a rectangle is 32 inches. The length is 1 foot, what is the width of the rectangle in inches? A. 4 inches B. 10 inches C. 15 inches D. 20 inches

From a batch of 13 students who had appeared in an examination, 4 students were failed. The marks of passed students were 43, 57, 45, 61, 75, 64,53,50 and 40. Calculate median marks of all students.