A number multiplied by 2 is no more than 12
1 answer:
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Answer:
The correct option is D) 5:18.
Step-by-step explanation:
Consider the provided information.
A husband and wife can complete a certain task in 1 and 2 hours respectively.
Then in 1 hr the work done by the husband and wife is:
Thus, the work done is:
Rae and Herman, can complete the same task in 4 and 6 hours, respectively.
Then in 1 hr the work done by Rae and Herman is:
Thus, the work done is:
Now calculate the ratio as shown.
Ratio=5:18
Hence, the required ratio is 5:18.
Thus the correct option is D) 5:18.