Question

Form a sequence that has two arithmetic means between -1 and 59.

Answer 1

Answer:

Correct choice is B

Step-by-step explanation:

For the numbers -1 and 59, find the difference 59-(-1):

since 59-(-1)=60 and $\dfrac{60}{3}=20$ (two arithmetic means tells you there will be three intervals), two arithmetic means will be

• -1+20=19;
• 19+20=39.

The only correct sequence is -1, 19, 39, 59.

Answer 2

Answer:

b.

-1, 19, 39, 59

Step-by-step explanation: