Because they all go into 100 easily. for example 10×10=100 5×20=100
To find out how many hours it rained, divide the total rise in the river by the amount it rose every hour.

First convert the mixed number into an improper fraction. We do this by multiplying the denominator to the whole number, adding it to the numerator, which becomes our new numerator, and we keep the denominator the same:

When dividing fractions we flip(the reciprocal) the one we're dividing by and multiply:

Multiply the numerators and denominators together:

Simplify by dividing:

So it rained for 10 hours.
Both the numerator and denominator can be divided by three, so the simplest form is

.
Answer:
400
Step-by-step explanation:
half of 400 is 200? i need more letterssss
For this case we have the following expression:

For this case what you should do is observe the terms that are repeated in the given expression.
We have then:

It is the term that is present in the whole expression.
Therefore, by doing common factor we have:
Answer:
the GCF is:
option A: a 3 is missing at the beginning of the option.