A spherical balloon has a circumference of 21 cm. What is the approximate surface area of the balloon to the nearest square inch?

How do you add integers with different sgns

The area of a rectangular swimming pool is 10x^2-19x-15. The length of the pool is 5x+3. What is the width of the pool

A recipe asks for 3/4 cup brown sugar for each 2/3 cup white sugar how many cups of brown sugar per cups of white sugar?

The following transformation was made on 79 values of a variable W. U=W-54.5/6. Statistics computed from U were U bar = 6.8, variance of u = 1.8. Find W bar and variance of W. U = W-54.5/6. Statistics computed Mean of U as 6.8 and Variance as 1.8.

Alan's camping troop is selling popcorn to earn money for an upcoming camping trip. Each camper starts with a credit of $25 toward his sales, and each box of popcorn sells for $3.75.

Priya spent 1/2 of the day hiking. She was lost 5/6 of the time that she was hiking. What fraction of the day was Priya lost

What is the place value of the first number in 552,945 ... and how would the number be writing

Leon earned $14 an hour. How much does he earn in 4 weeks if he works 12 hours each week

Solve for 2-2n=3n+17

What is the standard form of 3,000 + 700 + 9