Subject
Quantitative Aptitude
Topic
Fraction & Decimal
In a department, 3/5 of the workers are men and the rest are women. If 1/2 of the men and 3/7 of the women in the department are over 35, what fraction of all the workers in the department are over 35 ?
In a department, 3/5 of the workers are men and the rest are women. If 1/2 of the men and 3/7 of the women in the department are over 35, what fraction of all the workers in the department are over 35 ?
ক)
33/70খ)
66/70গ)
33/140ঘ)
35/140Explanation
Solution: LCM of 5, 2 & 7 = 70 So, men = 70 3/5 = 42 Women = 70 - 42 = 28 Now, men over 35 = 42 1/2 = 21 Women 35 = 28 3/7 = 12 Total men & women 35 = 21+12 = 33 Required fraction = 33/70Related questions
Four liters of milk are to be poured into a 2 liter bottle and a 4 liter bottle. If each bottle is to be lied to the same fraction of its capacity, how many liters of milk should be poured into the 4 liter bottle ?In a fraction, if numerator is increased by 40% and denominator is increased by 80%, then what fraction of the original is the new fraction ?Drum X is 1/2 full of oil and drum Y, which has twice the capacity of drum X, is 2/3 full of oil. If all the oil in drum X is poured into drum Y, then Y will be filled to