First, use front end rounding to estimate each answer. Then find the exact answer.A strip of road 3060 feet long is paved in blocks of 17 feet. How many such blocks are there?
A. estimate: 4000 ÷ 20 = 200 blocks; exact: 3060 ÷ 17 = 180 blocks
B. estimate: 3000 ÷ 20 = 150 blocks; exact: 3060 ÷ 17 = 180 blocks
C. estimate: 3000 ÷ 15 = 200 blocks; exact: 3060 ÷ 17 = 180 blocks
D. estimate: 4000 ÷ 16 = 250 blocks; exact: 3060 ÷ 17 = 180 blocks
Answer: B
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A bottle of hydrochlorothiazine contains 50 tablets. If each tablet contains 40 milligrams of the active ingredient, how many grams of the active ingredient are in the bottle?__________ g
Fill in the blank(s) with the appropriate word(s).
Divide and simplify.
÷ 
A. 5x2 + 5x
B. 
C. 
D. 5x2
Simplify by combining like terms.- 
+ 6y + 
y - 14 + 
y
A. 
+ 7
B. 
y - 7
C. 
y - 
D. 
y
Use the distributive property to rewrite the expression. Simplify if possible.5(8x + 9y + 4)
A. 40x + 9y + 20 B. 40x + 9y + 4 C. 40x + 45y + 4 D. 40x + 45y + 20