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
Find the multiplicative inverse of `-1 xx (-2)/5`
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:
If y be the reciprocal of x, then the reciprocal of y2 in terms of x will be ______.
The reciprocal of `2/5 xx ((-4)/9)` is ______.
If a ≠ 0, the multiplicative inverse of `a/b` is `b/a`.
The multiplicative inverse of `(-3)/5` is `5/3`.
–1 is not the reciprocal of any rational number.
Find the multiplicative inverse of `3 1/3`
From a rope 40 metres long, pieces of equal size are cut. If the length of one piece is `10/3` metre, find the number of such pieces.
