8. The mathematics achievement test contained 40 questions for which the answers were marked either right or wrong. The distribution below summarizes the results. Find then interpret the value of the mean, median and the mode. No. of Correct Answers Frequency 0-2 0 3-5 1 6-8 3 9-11 10 12-14 11 15-17 17 18-20 24 21-23 25 24-26 22 27-29 16 30-32 7 33-35 3 36-40 0

Need solving this second acceleration problem.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4