Answer:
74cm
Step-by-step explanation:
length (l) = 28cm
breadth(b) = 9cm
Perimeter = 2(l + b)
= 2(28 + 9)
= 2 x 37
= 74cm
Answer:
x=7
Step-by-step explanation:
25 students were surveyed in total.
make all the fraction have the same denominator and you will get 3/5=24/40
1/4=10/40 and 1/8=5/40.
24/40 is equal to 60%
therefore 15 kids like the color green which is the same thing to 60% of the kids asked like green. 15 is 60% of 25, therefore 25 kids were serveyed
Answer:
x = 5/-8
Step-by-step explanation:
4x = 12x + 5
4x - 12x = 5
-8x = 5
x = 5/-8