Advertisements
Advertisements
Question
The product of two rational numbers is -2. If one of them is `4/7`, find the other.
Advertisements
Solution
∴ The Product of two numbers is = -2
And, one of them is `4/7`
∴ The other number =`-2÷4/7`
=`-2xx7/4`
=`(-1xx7)/(1xx2)=(-7)/2`
APPEARS IN
RELATED QUESTIONS
Evaluate:
`(-7)/11 ÷ ((-3)/44)`
Find (m + n) ÷ (m - n), if: m = `2/3` and n = `3/2`
Cost of `3 2/5` metre of cloth is ₹`88 1/2.` what is the cost of 1 metre of cloth?
Divide the sum of `3/7` and `(-5)/14` by `(-1)/2`
The value of `((-15)/23) ÷ (30/(-46))` is ________
`0 ÷ ((-5)/6)` = ______.
If x = `1/10` and y = `(-3)/8`, then evaluate x + y, x – y, x × y and x ÷ y.
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find the reciprocal of x + y.
Taking x = `(-4)/9`, y = `5/12` and z = `7/18`, find (x – y) + z.
From a rope 68 m long, pieces of equal size are cut. If length of one piece is `4 1/4`m, find the number of such pieces.
