Related Questions

Two different schools, A and B, have the same number of students. The ratio of the boys in school A and the boys in school B is 2:1 and the ratio of the girls in school A and the girls in school B is 4:5. What is the ratio of the boys in school A to the girls in school A?
ক 1:2
খ 2:3
গ 3:4
ঘ 4:5
A brother and sister leave home for school. The brother goes 0.5 km East, then turns right and goes 3.5 km and reaches his school. The sister goes 2.5 km North, then 1 km West, then turns left and goes 6 km and reaches her school. Where is the brother's school with respect to the sister's school?
ক 0.5 km East
খ 1.5 km West
গ 0.5 km West
ঘ 1.5 km East
Most common school health problems of adolescents is-
ক Osteoporosis
খ Osteomalacia
গ Lathyrism
ঘ Night blindness
Half the graduating class of a college was accepted by a business school. One-third of the class was accepted by a law school. It one-fifth of the class was accepted by both types of school, what fraction of the class was accepted only by a law school?
ক 2/15
খ 1/6
গ 1/3
ঘ 1/2
Sohana's mathematics test had 75 problems i.e. 10 arithmetic, 30 algebra and 35 geometry problems each carrying I mark She answered 70% of the arithmetic, 40% of the algebra and 60% of the geometry problems correctly. She did not pass the test as she got less than 60% marks. How many more questions she would have needed to answer correctly to earn a 60% passing grade?
ক 5
খ 10
গ 15
ঘ 20
When Alex got on the school bus, there were 3 other children on the bus. At the next stop 3 more children got on the bust. How many children were now on the bus?
ক 6
খ 7
গ 8
ঘ 3
According to a survey of business firms in a certain city, 750 firms offer their employees health insurance , 640 offer dental insurance and 280 offer health insurance and dental insurance. How many firms offer their employees health insurance or dental
ক 920
খ 1,100
গ 1,110
ঘ 1,030
There are 900 students in a school. 4% of them left the school and 50% of the remaining are girls. How many girls remained in the school?
ক 432
খ 450
গ 464
ঘ 448
One day at a school, one -twelfth of the students were absent and 20% of those present went on a field trip. If the number of students staying back in the school that day was 660, how many students are enrolled at that school ?
ক 900
খ 960
গ 1000
ঘ 1220
One day at a school , one-twelfth of the students were absent and 20% of those present went on a field trip. If the number of students staying back at school that day was 704 , how many students are enrolled in that school ?
ক 960
খ 1,080
গ 1,600
ঘ 3,520

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