Lisa finished 21 out of her 30 math problems in class. What percent of the math problems did Lisa finish in class?

How many times greater is the value of the 4 in 42,672 than the value of the 4 in 37,426? A. 100 B. 10,000 C. 1,000 D. 10

Solve 3x - 6y = - 1 for y

In a store 60 cans of soup are arranged to be displayed in 10 equal rows. why does the fraction 10/60 not represent this solution

Evaluate (c - b) 2 + a2 for a = - 5, b = - 2, and c = - 4.

How do I find two integers whose sum is - 6

Nadia bought 5 tickets to attend a spaghetti supper fundraiser at her school. The equation 5x = 32.50 can be used to find x, the cost of each ticket in dollars. Which equation represent the cost of each ticket.

Evaluate 3+jk+k^33+jk+k 3 3, plus, j, k, plus, k, cubed when j=2j=2j, equals, 2 and k=6k=6k, equals, 6

Use the Pythagorean Theorem to find the missing side. Round your answer to the nearest hundredth. 19 m 52 m

A machine produces a total of 12,000 bolts a day, which are on the average 3% defective. Find the probability that out of 600 bolts chosen at random, 12 will be defective.

Determine the slope of the line that has the following coordinates: (-3,6) (4,-2) -7/8 12/7 -8/7 8/7