Math, asked by satvik7b, 4 months ago

THE MARKS IN A TEST DECREASED FROM 40 TO 30. FIND THE PERCENTAGE DECREASE.

Answers

Answered by SamVarghese

2

original marks = 40

decreased marks = 30

difference in marks = 40 - 30 = 10

% decrease = difference in marks × 100

original marks

= 10 × 100

40

= 25%

Answered by jhaBicky437

1

Step-by-step explanation:

40uppn100

100÷40

=2.5%

30upon100

100÷30

3.33...

The 40and 30percentage is 2.5and3.3

Previous Question

Next Question

Similar questions

Physics, 2 months ago

1.How many dynes are equal to 1N ? (A) 10^( s ) (B) 10^( t ) (C) 10^(5) ( D) 80^(2) 2.10.A body of mass M strikes against wall with a velocity v and rebounds with the same velocity.Hs change in momentum is: (A) zero (B) Mv (C) -Mv (D) -2Mv 3.Gram weight is a unit of: (A) mass (B) weight (C) A and B both (D) neither A nor B Guys plz dont spam...

Chinese, 2 months ago

please give me correct answer.

English, 2 months ago

Use simple present tense:- They _____ to school every day (go)...

Math, 4 months ago

please solve the equation - 17(2-x)-5(x+12)/1-7x=8...

English, 4 months ago

E. Insert inverted commas where necessary in the following sentences in direct speech. 1. Hello! said Divya to the new girl. 2. You look tired, said Mother. 3. Can I help you? the receptionist asked. 4. I can't bear the pain, the woman screamed. 5. Come here, said Grandma. I want to see how much you have grown.

Science, 10 months ago

Write 5 harmful effects of air pollution.

English, 10 months ago

"I am ready to do the work." (Change into passive)...

Biology, 10 months ago

1. lysosomes arises from______ 2. chromosome are made up of ____ 3.the undefined nuclear region of porokaryotes is also knownas___ 4. The cels organelles involved in Farming complex sugars from simple sagar are_____ 5.______ is known as the suicide bag of the cell. 6.name any cell organelles which is non membrane _____...