Permutations and combination math 30 question Using all the letters in the word DIPLOMA, the number of different arrangements that begin with 3 vowels is

a) 18

b) 120

c) 144

d) 432

When the ball has traveled a distance of

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

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.