The mean of a set of data is 45 years. Find the missing numbers in the data set {40, 45, 48, ?, 54, ?, 45}. Explain the method o

Question

Crank

3 years ago

9

The mean of a set of data is 45 years. Find the missing numbers in the data set {40, 45, 48, ?, 54, ?, 45}. Explain the method o

r strategy you used.

Mathematics

1 answer:

Ludmilka [50] · Answer 1 · 2022-03-06T09:58:16+03:00

Ludmilka [50]3 years ago

8 0

There are 7 numbers. 7 X 45 equals 315. 40+45+48+54+45=232.
315-232=83.

The 2 numbers can each have different values, such as 41 and 42, or 40 and 43. The numbers must add up to 83, though.