Advertisements
Advertisements
प्रश्न
Evaluate: `(3 5/12 + 1 2/3) div (3 5/12 - 1 2/3)`
बेरीज
उत्तर
`(3 5/12 + 1 2/3) div (3 5/12 - 1 2/3)`
`= ((12 xx 3 + 5)/12 + (3 xx 1 + 2)/3) div ((12 xx 3 + 5)/12 - (3 xx 1 + 2)/3)`
`= (41/12 + 5/3) div (41/12 - 5/3)`
(∵ L.C.M. of 12, 3 = 12)
`= ((41 + 20)/12) div ((41 - 20)/12)`
`= 61/12 div 21/12 => 61/12 xx 12/21`
`= 61/21 = 2 19/21`
shaalaa.com
Concept for Problem Solving Using Operations on Rational Numbers
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
Find x, such that: `(- 48)/"x" = 6`
Subtract:
`(- 6)/25 "from" (-8)/5`
Subtract: `4 "from" -3/13`
Evaluate: `5/4 xx 3/7`
Multiply: `6 2/3 "and" -3/8`
Evaluate: `((-4)/5 xx 3/2) + (9/-5 xx 10/3) - ((-3)/2 xx (-1)/4)`
Divide: `(-20)/9 "by" (-5)/9`
Divide: `35 "by" (- 7)/9`
Evaluate: `(18/33 xx (-22)/27) + ((13)/25 xx (-75)/26)`
Evaluate:
`((-13)/7 xx (- 35)/39) - ((-7)/45 xx (9)/14)`
