Advertisements
Advertisements
प्रश्न
By what number should we multiply `(-8)/13` so that the product may be 24?
Advertisements
उत्तर
Let us assume the other number be y.
Given, product of two rational number = 24
One number = `(-8)/13`
Then,
⇒ `y xx (-8)/13 = 24`
⇒ `y = 24/((-8)/13)`
⇒ `y = 24/1 xx (-13)/8`
⇒ `y = 3/1 xx (-13)/1`
⇒ y = –39
So, the other number is –39.
APPEARS IN
संबंधित प्रश्न
Find the multiplicative inverse `(-5)/8 xx (-3)/7`
Find the multiplicative inverse of `-1 xx (-2)/5`
Is `8/9` the multiplicative inverse of -1 `1/8`? 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 `(-5)/7` is ______.
1 is the only number which is its own reciprocal.
Simplify
`7/8 + 1/16 - 1/12`
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.
One fruit salad recipe requires `1/2` cup of sugar. Another recipe for the same fruit salad requires 2 tablespoons of sugar. If 1 tablespoon is equivalent to `1/16` cup, how much more sugar does the first recipe require?
