9. A student measured the temperature in degrees Celsius for several winter days and recorded the data in a list. Find the average of the temperatures listed. I
6° -7° -5°, 50, -8°, 3°
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The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3