Hope this helps
Answer :
Percentage increase = (279 - 180)/180 x 100% = 55%
X=8
Set up proportions would give you: 10/3x+1 = 22/7x-1
With that in mind, cross multiply, which would give you: 10(7x-1) = 22(3x+1).
Turns into: 70x -10 = 66x+22. Then just solve for x
Answer:
64km/h
Step-by-step explanation:
Average speed= 48km÷45 minutes
= 48km÷0.75h
= 64km/h
Step-by-step explanation:
3 <em><u>poooooooooooooooooooo</u></em>
Required percentage = (0.62 x 109482, 0.88 x 109,482) = (67879, 96,344)