Question

If the cost of a book worth ₹150 is increased by ₹50, the rate of increase is ______%.

(1)300
(2)30
(3)33 1/3
(4)31/33

If you don’t know answer don’t answer it otherwise I will report you

Answer 1

$question$

If the cost of book worth ₹150 is increased by ₹50, the rate of increase is

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$answer$

$formula \: for \: increased \% = change \div original \times 100$

So increased % is 50

Original= ₹150

ATQ:-

Change÷original ×100

50÷150 ×100

₹300 ans

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$formula \: for \: decreased \: \% = change \div decrease \times 100$

If the cost of book is ₹160 and it is decreased by ₹40. Find the rate of decrease.

ATQ

Change÷ original×100

40÷160×100

₹25 ans.

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Answer 2

________________

♧Question♧

If the cost of a book worth ₹150 is increased by ₹50, the rate of increase is ______%.

(1)300

(2)30

(3)33 1/3

(4)31/33

♧Answer♧

Give data:-

• Original price = ₹150
• Increase in price = ₹50

To find:-

• Increase% in price = ?

Solution:-

We will use this formula,

☆Increase% in price = (increase/original)×100.

• Put the values on the formula.
• ➠(50/150)×100
• ➠300% Ans

So The rate of increase is 300%.

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