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प्रश्न
The number of scarfs of length half metre that can be made from y metres of cloth is ______.
विकल्प
2y
`y/2`
y + 2
`y + 1/2`
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उत्तर
The number of scarfs of length half metre that can be made from y metres of cloth is 2y.
Explanation:
We have,
Length of 1 scarf = `1/2`m
So, number of scarfs which can be made from y metres = `y/(1/2)` = 2y.
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संबंधित प्रश्न
Subtract: 5a2 - 7ab + 5b2 from 3ab - 2a2 -2b2
Subtract:
2a − b from 3a − 5b
Subtract:
\[\frac{3}{2}x - \frac{5}{4}y - \frac{7}{2}z \text { from }\frac{2}{3}x + \frac{3}{2}y - \frac{4}{3}z\]
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add: −9y, 11y, 2y
Simplify: n + (m + 1) + (n + 2) + (m + 3) + (n + 4) + (m + 5)
Add:
7a2bc, –3abc2, 3a2bc, 2abc2
Add:
5x2 – 3xy + 4y2 – 9, 7y2 + 5xy – 2x2 + 13
Add:
3a(2b + 5c), 3c(2a + 2b)
Add the following expressions:
a2 + 3ab – bc, b2 + 3bc – ca and c2 + 3ca – ab
