Multiply 7/10 by 1 1/4. Write the result in simplest form.(1 point)

Responses

1 1/8

7/8

35/40

30/35

1 answer

To solve this problem, we can first convert the mixed number 1 1/4 to a fraction by multiplying the whole number (1) by the denominator (4) and adding the numerator (1). This gives us 5/4.

Now, we can multiply 7/10 by 5/4. To multiply fractions, we multiply the numerators (7 * 5 = 35) and multiply the denominators (10 * 4 = 40). This gives us 35/40.

To simplify the fraction, we can divide both the numerator and denominator by their greatest common factor, which is 5. The simplified fraction is 7/8.

Therefore, the result of multiplying 7/10 by 1 1/4 in simplest form is 7/8.