Answer:
The answer is A
Step-by-step explanation:
I believe the answer is C
Answer:
G. 14:5 is the correct answer.
Step-by-step explanation:
a:b = 4:5
a:c = 2:7
so,
here in first ratio a = 4
in second ratio a = 2
making them equal:
Taking LCM of 2 and 4 = 4
so
a:c = 2/7 = (2×2)/(7×2) = 4/14
so,
a = 4
c = 14
b = 5
so ratio c : b = 14:5
Answer: Emma’s mean is 189. Devins mean is 186.
Step-by-step explanation:
Emma: 147+143+181+232+193+207+205+221+172= 1701. 1701 divided by nine: 189.
Devin: 185+186+194+197+198+155+194+163+202= 1674 divided by nine: 186.
Coach should choose Emma.
Hope i helped have an awesome Friday!
Answer:
It will take weeks to recycle a total of 45 kg of paper
Step-by-step explanation:
W represents the number of weeks the office has been on the new recycling plan
P represents the total kilograms of paper recycled.
It took weeks to recycle P kilograms of paper = W
It took weeks to recycle 1 kilogram of paper =
It took weeks to recycle 45 kilograms of paper =
Hence It will take weeks to recycle a total of 45 kg of paper