Answer:
Step-by-step explanation:
7/12
1)7*2/12*2 = 14/24
2) 7*3 / 12*3 = 21/36
3) 7*4/12*4 = 28/48
0.04, or 4 hundredths is 10 percent of 0.40
10 times 0.04 gives you 0.40
Answer:
2,100
Step-by-step explanation:
first you want divide 140 by 20 to find the the amount of calories per cracker so 140 divided by 20 is 7 then all you need to do is multiply 7 time the 300 crackers to get you total of 2,100.
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Hope it helps! 0.0
Answer:
20
Step-by-step explanation:
the triangles are similar so the sides are in proportion
(x/10)=(12/6)
6x=10*12
x=10*12/6=20
Answer:
AFCE = 30
P+Q = 11
Step-by-step explanation:
From the picture, you can see the figure can be decomposed into two identical large triangles with area 20, and 4 identical longer ones, that have to cover the remaining area 40, thus 10 each.
From that you can count the area.
Second puzzle is just trial and error.