Math Quantitative Aptitude
Math Quantitative Aptitude
61. A house-owner was having his house painted. He was advised that he would require 25 kg of paint. Allowing for 15% wastage and assuming that the paint is available in 2kg cans, what would be the cost of paint purchased, if one can cost Rs. 16 ?
- Rs. 240
- Rs. 180
- Rs. 160
- Rs. 360
62. A reduction of 12.5% in the price of a dining table brought down its price to Rs. 4375. The original price (in Rs.) of the table was?
- 6000
- 5400
- 5200
- 5000
63. In a library, 20% books are Italian , 50% of the remaining are in English and the remaining 9000 are in various other languages. What is the total number of books in English?
- 4000
- 3000
- 2250
- None of these
64. 43. Peter spends 30% of his income on scooter petrol, ¼ of the remaining
on house rent and the balance on food. If he spends Rs. 300 on petrol then what is the expenditure on house rent?
on house rent and the balance on food. If he spends Rs. 300 on petrol then what is the expenditure on house rent?
- Rs 525
- Rs. 1000
- Rs 675
- Rs. 175
65. The price of jute has been reduced by 20%. If the reduced price is Rs. 800 per quintal, the original price per quintal was?
- Rs. 900
- Rs. 640
- Rs. 960
- Rs. 1000
66. Sandy spends 40% of his salary on food articles and one third of the remaining on transport. If he saves Rs. 450 per month which is half of the balance after spending on food items and transport, what is his monthly salary-?
- Rs. 4500
- Rs. 2250
- Rs. 1125
- Rs. 2500
67. In an examination, 1100 boys and 900 girls appeared. 50% of the boys
and 40% of the girls passed the examination. The percentage of candidates failed is ?
and 40% of the girls passed the examination. The percentage of candidates failed is ?
- 45
- 45.5
- 54.5
- 59.2
68. Alex secured 50% marks in Hindi, 60% in English and 70% in Maths as well as in Science. What were his total marks if the maximum marks obtainable in each of these 4 subjects was 50 ?
- 125
- 120
- 250
- 150
69. In a city, 35% of the population is composed of migrants, 20% of whom are from rural areas. Of the local population, 48% is female while this figure for rural and urban migrants is 30% and 40% respectively. If the total population of the
city is 728400, what is its female population 7
city is 728400, what is its female population 7
- 324138
- 349680
- 509940
- None
70. A’s marks in Biology are 20 less than 25% of the total marks obtained by him in Biology, Maths and Drawing. If his marks in Drawing be 50, what are his marks in Maths 7
- 40
- 45
- 50
- Can’t be determined