Evaluate the expression.
A. 3
B. -2
C. 14
D. 6
Answer: A
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You buy cups for $6.44 each and saucers for $6.46 each. To sell cup and saucer sets, you mark up each item by 5 dollars ($6 for each cup and $6 for each saucer). You give preferred customers a 7% discount. ? A. How much would you charge a preferred customer for 1 cup and saucer set? ? B. Use your answer to part A to write a formula that gives the price P, in dollars, you charge a preferred customer for n cup and saucer sets. ? C. Use functional notation to indicate the price you charge a preferred customer for 25 cup and saucer sets.
What will be an ideal response?
Using the metric prefixes shown, change the following quantities:
a. 47,000 ê = _____________ kê = ___________ Mê b. 96,100,000 Hz = ____________ kHz = ___________ MHz c. 0.00216 A = __________ mA = __________ æA
Use the method suggested to compute mentally.Use breaking and bridging. 
A. 157 B. 154 C. 153 D. 155
Add the numbers.
A. 6048 B. 7984 C. 5958 D. 6058