Advertisements
Advertisements
Question
The number of scarfs of length half metre that can be made from y metres of cloth is ______.
Options
2y
`y/2`
y + 2
`y + 1/2`
Advertisements
Solution
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.
APPEARS IN
RELATED QUESTIONS
What should be subtracted from 2a + 8b + 10 to get - 3a + 7b + 16?
What should be taken away from 3x2 - 4y2 + 5xy + 20 to obtain - x2 - y2 + 6xy + 20?
Subtract:
\[\frac{3}{2}x - \frac{5}{4}y - \frac{7}{2}z \text { from }\frac{2}{3}x + \frac{3}{2}y - \frac{4}{3}z\]
Subtract the sum of 2x − x2 + 5 and − 4x − 3 + 7x2 from 5.
If \[x + \frac{1}{x} = 12,\] find the value of \[x - \frac{1}{x} .\]
Add:
2a + 6b + 8c; 16a + 13c + 18b
Add: 7mn, 5mn
Add the following expressions:
p2 – 7pq – q2 and –3p2 – 2pq + 7q2
Add the following expressions:
x3 – x2y – xy2 – y3 and x3 – 2x2y + 3xy2 + 4y
Each symbol given below represents an algebraic expression:
= 2x2 + 3y, 
= 5x2 + 3x, 
= 8y2 – 3x2 + 2x + 3y
The symbols are then represented in the expression:
Find the expression which is represented by the above symbols.
