Last year during the hurricane season the amount of rain that fell on the texas gulf coast in october was 14 inches which was 3 1/2 times more than the rainfall during the month of september ?

Given :

Last year during the hurricane season the amount of rain that fell on the Texas gulf coast in October was 14 inches which was 3 1/2 times more than the rainfall during the month of September.

To Find :

Amount of rainfall in September.

Solution :

Let, amount of rainfall in September is x.

It is given that rainfall in October is 3 1/2 = 7/2 times of september.

So,

Therefore, rainfall in October is 4 inches.

Hence, this is the required solution.

d (5 x (-20)) * (100 x (0.7))

step-by-step explanation:

5÷1/100 * -.7 *-20

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5*100 * -.7 *-20

rearrange

5*-20   * 100 *-.7

-100   *-70

7000