To find 10per cent just divide by 10, the answer is 8
Answer:
Step-by-step explanation:
Time for first race 57.9seconds
x=time for first half of race
x-4.7=second half of race
Equations is
x + (x-4.7)=57.9
2x-4.7=57.9
2x=57.9+4.7
2x=62.6
x=31.3
Check answer
31.3 + (31.3-4.7)=57.9
31.3 +26.6=57.9
57.9=57.9
B is the answer I know because I took the test
Answer:
cost of 1 kg of washing powder is $1.2
Step-by-step explanation:
9 kg = $10.80
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cost for 1 kg =
Answer:
There is 1/4 of a quart of papaya juice
Step-by-step explanation:
To figure this out I divided 8 and 8 to get one cup of carrot juice. Then I divided 2 and 8 to figure how much papaya juice was there for one cup of carrot juice. Then after I divided for the papaya I got 0.25 or 1/4 of a quart of papaya.
