Use Gauss's approach to find the following sums (do not use formulas). a. 1+2+3+4 + ... + 98

The quotient of a number and 2 is the same as the difference of the number doubled and 3. What is the number? a. 2 b.-2 c.-4

A car costs $25,000 and depreciates in value by 9% per year. How much will the car be worth after 4 years? Round to hundredths.

1. How can a table be used to find the rate of change and the initial value? Describe the process. 2. How do you find rate of change using a graph?

A 1/4 turn clockwise

72+9 is equivalent to which expression?

A coach on a basketball team ordered jerseys for each player. Each one cost $12.95. The shipping charge for the entire order was a one-time fee of $20. The coach spent under $125 for the shirts and the fee.

A type of ribbon costs $0.32 per yard. How much do 4.5 yards of the ribbon cost?

Between which two square roots of integers could you find π?

A fraction with a zero in the numerator equals

Trella Alcala deposited 1950.00 in a new credit union savings account on the first of the quarter. The principal earns 4.25 percent interest compounded quarterly. What was the amount in her account at the end of the 6 months?