Advertisements
Advertisements
Question
A rectangular sheet of paper is 12 `1/2` cm long and 10 `2/3` cm wide Find its perimeter.
Advertisements
Solution
Length = 12 `1/2` cm = `25/2` cm
Breadth = `10 2/3` cm = `32/3` cm
Perimeter = 2 × (Length + Breadth)
= `2 xx [25/2 + 32/3] = 2 xx [((25xx3)+ (32xx2))/6] = 2 xx [(75 + 64)/6]`
= `2 xx 139/6 = 139/3` = `46 1/3` cm
RELATED QUESTIONS
Arrange the given in descending order:
`1/5, 3/7, 7/10`
Classify, the fraction is given below, as a decimal or vulgar fraction, proper or improper fraction and mixed fraction: `2 7/10`
Fill in the blank:
`5/8` is ................ fraction.
Fill in the blank:
`2/15` and `7/15` are ................. fractions.
Match the following:
| Column A | Column B |
 |
`3/7` |
 |
`2/5` |
 |
`4/9` |
Circle the greater fraction
`2/5, 4/5`
Which vegetable grows in the biggest part of his field? What part?
The fraction represented by the shaded portion in the adjoining figure is `3/8`.
Write the fraction representing the shaded portion.
Write the natural numbers from 102 to 113. What fraction of them are prime numbers?
