if you’re good with permutations in math 30 please help out with questions 14,15 and 18!! real answers only

 14) B         15) A            18) D

Step-by-step explanation:

14)  6 colors × 2 styles = 12 choices

15) 1st digit   and      2nd digit          and       3rd digit

       6 #s       ×      5 remaining #s      ×     4 remaining #s  =  120

18) There are 26 - 2 = 24 letters and 7 numbers to choose from.

    24  × (24 -1) × (24-2) × 7 × (7-1) × (7-2)    =     2,550,240

could

step-by-step explanation:

u send me a picture of ur work

answer: 94

step-by-step explanation: 79+91+92+94+94 = 450 divided by 5 (since there are 5 number that are being added) = 90