Question

if 50 is increased to 70 then the percentage increase is step by step explanation ​

Answer 1

Step-by-step explanation:

75/50*100 by doing this u will get the answer

Answer 2

Answer:

50 is increased to 70

i.e for 50. There is a increase of 20

We know that percentage is for 100

So what is the increase for 100

i.e for

50 increase is. 20

100. ==. ?(X)

(By cross multiplication)

X=(100×20)÷50

X=40.

40 is increase in 100

We know that percentage is nothing but for 100

So. Percentage is 40%

For cross verifying

50×40%

(50×40)÷100=20

And in question thre is increase of 50 to 70. ie. 70-50 = 20. There is an increase of 20 and by our percentage method also we got 20

So answer is 40%

Hope u understand

Step-by-step explanation: