Advertisements
Advertisements
Question
`(-3)/7 ÷ ((-7)/3)` = ______.
Advertisements
Solution
`(-3)/7 ÷ ((-7)/3) = bb(underline(9/49)`.
Explanation:
∵ Reciprocal of `(-7)/3` is `3/(-7)`
∴ `(-3)/7 xx (3/(-7))`
Product of rational numbers = `"Product of numerators"/"Product of denominators"`
= `((-3) xx 3)/(7 xx (-7))`
= `(-9)/(-49)`
= `9/49`
Hence, `(-3)/7 ÷ ((-7)/3) = 9/49`.
APPEARS IN
RELATED QUESTIONS
Find the value of `(-4)/5÷ (-3)`.
Find the value of `3/13 ÷ ((-4)/65)`.
Evaluate:
`-5 ÷ (- 10/11)`
By what number should `(-8)/13` be multiplied to get 16?
Find (m + n) ÷ (m - n), if:
m = `4/5` and n = `-3/10`
Find (a + b) ÷ (a – b) if a = `(-3)/5`, b = `2/15`
`0 ÷ ((-5)/6)` = ______.
Reduce the following rational numbers in its lowest form:
`(-60)/72`
Simplify:
`6/5 xx 3/7 - 1/5 xx 3/7`
If x = `1/10` and y = `(-3)/8`, then evaluate x + y, x – y, x × y and x ÷ y.
