I think it’s the last one.
Since to find the reciprocal of a fraction, we invert the fraction. This means that we place the numerator in the denominator and the denominator in the numerator. To get a positive result when multiplying two numbers, the numbers must have the same sign. So reciprocals must have the same sign.

4 0

3 years ago

Read 2 more answers

Mark skated 15 meters in 5 seconds. What was his average speed PLEASE INCLUDE STEPS

iren2701 [21]

Step1) divide 15 by 5 and you will get 3.
Step2) to check your answer you will have to times 3 by 5 and you will get 15.
Answer: Mark was going a speed of 3 meters per second.

4 0

3 years ago

What is the least common denominator (LCD) for these fractions? 1/12and3/4? 4 12 16 48

luda_lava [24]

Answer:

Step-by-step explanation:

1/12 is reduced to its lowest point.

3/4 can be increased to 9/12 by:

$\frac{3}{4}$ × $\frac{3}{3}$ = $\frac{9}{12}$