The average of two numbers is 7. Find the numbers if three times one of the numbers is one half the other number. (Hint: write a system to determine the correct numbers)

Lisa draws a circle by tracing a round the botón of a block. Which could be the shape of lisa's block?

Zoe has 2 ten-dollar bills, 4 one-dollar bills, 3 quarters, 5 dimes, and 8 pennies. How much money does she have?

Suppose on average 3% of syringes manufactured by a certain company are defective. How many syringes should be purchased in order to end up with 7500 non-defective ones

Use the table of values to calculate the linear correlation coefficient r. X Y 4 - 5 53 - 1 86 13 162 16

The owner of a gift shop keeps holiday decorations in a rectangular box that has a a volume of 30 cubic feet. The length of the box is 4 feet and the hight of the box is 2.5 feet. What is the width of the box?

How much is 10 to the second power?

Ilana needs d more dollars to buy a new scrapbook that costs $8.35. She has $4.88. Solve the equation $4.88+d=$8.35 to find how much more money Ilana needs.

How to write standard form of three million, sixty thousand, five hundred twenty

Answer the following regarding the letters in the word Minnesota a. Determine the ratio of vowels to consonants. b. What is the ratio of consonants to vowels? c. What is the ratio of consonants to letters in the word?

Work out the circumference of the circle with radius 2.5 cm