Solve the problem.A contractor mixes concrete from bags of pre-mix for small jobs. How many bags with 5% cement should he mix with 15 bags of 13% cement to produce a mix containing 11% cement?
A. 7 bags
B. 5 bags
C. 20 bags
D. 25 bags
Answer: B
Mathematics
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Convert the measurement as indicated.56 fluid ounces to cups
A. 7 c B. 14 c C. 112 c D. 28 c
Mathematics
Solve the problem.A rug is to fit in a room so that a border of even width is left on all four sides. If the room is 14 feet by 20 feet and the area of the rug is 160 square feet, how wide will the border be?
A. 2 ft B. 4.5 ft C. 3 ft D. 4 ft
Mathematics
Give the metric prefix for the value.0.01
What will be an ideal response?
Mathematics
Identify the rectangles shown in the graph as left rectangles, right rectangles, or neither.
A. left rectangles B. neither C. right rectangles
Mathematics