Two numbers are in the ratio 7:5 and their difference is 22.Find the numbers
1 answer:
Answer:
Let x and y be the two numbers. Then
yx=57 and x−y=20
Cross multiplying the proportion
5x=7y or y=75x
So, x−y=20
x−75x=20⇒77x−5x=72x=20
⇒x=2140=70
y=75x=75×70=50
So smaller number is 50.
Check :yx=5070=57 and 70−50=20
You might be interested in
The correct answer is 3/10
M = (8-2)/(4-2) = 3
Therefore the slope is 3 (D).
Fifty-three and two hundredths
*I could be wrong*
There is no answer because there cannot be one to one function inverse.
Answer:
50j
Step-by-step explanation:
workdone = force x distance
workdone = 20x2.5
50j
