Answer:
Step-by-step explanation:
To find an equal ratio, you can either multiply or divide each term in the ratio by the same number (but not zero). For example, if we divide both terms in the ratio 3:6 by the number three, then we get the equal ratio, 1:2.
Answer:
7 hr * 12 days = 84 hours
10*84 = 840 man-hrs to build the wall
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14 men * 8 hr = 112 man-hrs/day
840/112 = 7.5 days
Step-by-step explanation:
Answer:
91
Step-by-step explanation:
8x13=104-13=91 I have done this problem before on big ideas and it is either this or 87
Answer:
One solution
Step-by-step explanation:
3x+ 9 = 21
3x = 21- 9
3x = 12
x = 12/3
x = 4
So, one solution
Answer:
300 kilometers per hour
Step-by-step explanation:
300 kilometers x 1 hour = 300 kilometers/hour