Advertisements
Advertisements
प्रश्न
The cost of `19/4` metres of wire is Rs. `171/2`. Find the cost of one metre of the wire.
Advertisements
उत्तर
The cost of `19/4` m of wire = ₹ `171/2`
∴ Cost of 1 m of wire = `171/2 ÷ 19/4`
= `171/2 xx 4/19`
= 9 × 2
= ₹ 18
Hence, the cost of 1 m of wire is ₹ 18.
APPEARS IN
संबंधित प्रश्न
Is 0.3 the multiplicative inverse of 3 `1/3` ? Why or why not?
Find the multiplicative inverse (reciprocal) of each of the following rational numbers:
Find the multiplicative inverse (reciprocal) of each of the following rational numbers:
To get the product 1, we should multiply `8/21` by ______.
If y be the reciprocal of rational number x, then the reciprocal of y will be ______.
The reciprocal of `(-3)/8 xx ((-7)/13)` is ______.
The reciprocal of a negative rational number is ______.
If a ≠ 0, the multiplicative inverse of `a/b` is `b/a`.
`1/6` of the class students are above average, `1/4` are average and rest are below average. If there are 48 students in all, how many students are below average in the class?
Find `0 ÷ 2/3`
