Use compatible numbers to estimate 248.26+159.72

Insert parentheses in the expression 4-5+2-6-11=6

Solve for y. a (n+y) = 10y + 32

A plane flew a total of 2,220 miles. Its average speed was 555 miles per hour. How many hours did the plane fly?

Kim paid 3/7 of a bill, Sherri paid 35% of the bill, and Judy paid the rest. Which of the following statements is true? A. Kim paid the most. B. Sherri paid the most. C. Judy paid the most. D. They all paid the same amount.

Chapin Manufacturing Company operates 24 hours a day, five days a week. The workers rotate shifts each week. Management is interested in whether there is a difference in the number of units produced when the employees work on various shifts.

The temperature in your town is 31 degrees Fahrenheit. The radio announcer says that the temperature will drop 15 degrees. What will the temperature be?

If the numerator of a fraction is larger than the denominator of the fraction, than it is greater than 1

Part 1: what are the conditions for using the standard deviation formula when conducting a significance test? be specific about p versus p-hat. part 2: what are the conditions for approximating with a normal distribution?'

If the length of one leg of a right triangle is 16 and the length of the hypotenuse is 2 more than the length of the other leg, what are the lengths of all the sides of the triangle?

2. 3 times the sum of a number x and 13