Advertisements
Advertisements
Question
The cost of 11 pens is ₹ `24 3/4`. Find the cost of one pen.
Sum
Advertisements
Solution
The cost of 11 pens is ₹ `24 3/4`.
One cost of a pen is calculated as,
cost = `24 3/4 ÷ 11`
= `99/4 ÷ 11/1`
= `99/4 xx 1/11`
= `(99 xx 1)/(4 xx 11)`
= `9/4`
= `2 1/4`
Therefore, the cost of one pen is ₹ `2 1/4`.
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
Is there an error in this question or solution?
APPEARS IN
RELATED QUESTIONS
Find x, such that: `36/"x" = 3`
Fill in the blank:
`-5/8` and `-3/10` are on the ________ side of zero.
Add: `5/-12 "and" 1/12`
Evaluate: `- 5 + 5/-8 + (-5)/(-12)`
Evaluate: `5 + (-3)/4 + (-5)/8`
Subtract: `(- 16)/21 "from" 1`
Subtract: `-2 "from" (-3)/10`
Multiply: `27/28 "and" -14`
A bus is moving with a speed of 65 `1/2` km per hour. How much distance will it cover in 1 `1/3` hours.
Divide: `16/-5 "by" (-8)/7`
