Shineforeves Shineforeves

24-04-2017
Mathematics

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PLS HELP ME ASAP FOR 7, 8, and 9 PLS (SHOW WORK!!) + LOTS OF POINTS!

PLS HELP ME ASAP FOR 7 8 and 9 PLS SHOW WORK LOTS OF POINTS class=

Respuesta :

mreijepatmat mreijepatmat

24-04-2017

7) D. since 12/27 = 20/45 = 4/9

8) B. since c= (1.4 x 2.1)/1.5

9) To divide 2 fractions we MULTIPLY the 1st one by the INVERSE of the 2nd

(Example a/b divided by c/d = (a/b x (d/c)

To that end [a : 5/8] = [3/5 divided by 2/=====> a = (5/8) x (3/5) x (3/2)

a= 9/16

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