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In a school (3)/(7) of the students are ...

In a school `(3)/(7)` of the students are girls and the rest are boys. `(1)/(4)` of the boys are below ten years of age and `(5)/(6)` of the girsl are also below ten years of age. If the number of students above tne years of age is 500, find the total number of students in the school.

A

600

B

1000

C

900

D

1100

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The correct Answer is:
B
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In a school 4/9 of the number of students are girls and the rest are boys 3/5 of the number of boys are below 12 years of age and 5/12 of the number of girls are 12 years or above 12 years of age. If the number of students below 12 years of age is 480, then 5/18 of the total number of students in the school will be equal to: एक विद्यालय में, छात्रो कौ कुल संख्या का 4/9 लडकियाँ और बाकी लडके है। लडको की कुल संख्या का 3/5 , 12 साल से कम है, और लडकियो की संख्या का 5/12 ,12 साल या उससे अधिक है। यदि 12 साल, से कम आयु के छात्रो की संख्या 480 है, तो स्कूल में छात्रो की कुल संख्या का 5/18 निम्न में से किसके बराबर है?

In a school, 5/12 of the number of students are girls and the rest are boys, 4/7 of the number of boys are below 14 years of age, and 2/5 of the number of girls are 14 years or above 14 years of age. If the number of students below 14 years of age is 1120, then the total number in the school is: एक स्कूल में, छात्रों की संख्या में से 5/12 लड़कियाँ हैं और बाकी लड़के हैं, जिनमें से 4/7 लड़कों की संख्या 14 वर्ष से कम है, और 2/5 की संख्या में लड़कियाँ 14 वर्ष या 14 वर्ष से अधिक हैं। यदि 14 वर्ष से कम आयु के छात्रों की संख्या 1120 है, तो स्कूल में कुल संख्या है:

In a school 70% of the students are girls.The number of boys are 510.Then the total number of students in the school is:

60% students in a school are boys.Find the total number of students in the school if 120 are girls

45% of the students in a school are boys.If the total number of students in the school is 880, find the number of girls in the school.

In a school 60% of the students are girls. If number of boys is 480, then what is the total number of students in the school?

S CHAND IIT JEE FOUNDATION-FRACTIONS AND DECIMALS-QUESTIONS BANK
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  2. A student was asked to simplify the following : ((3)/(1.6)+(5)/(3.2))/...

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  3. In a school (3)/(7) of the students are girls and the rest are boys. (...

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  4. A man first sold (2)/(3)rd of his total quantity of rice. Again he so...

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  5. The value of 1-(1)/(20)+(1)/(20^(2))-(1)/(20^(3))+....... till 5th ter...

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  6. (1/(1xx4)+1/(4xx7)+1/(7xx10)+1/(10xx13)+1/(13xx16))=?

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  7. If a/b=1/3,\ b/c=2,\ c/d=1/2,\ d/e=3 and e/f=1/4 , then what is the...

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  8. Evaluate : 515.15-15.51-1.51-5.11-1.11

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  9. Simplify : 12.28xx1.5-36+24

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  10. Which of the following is equal to 1? ((0. 11)^2)/((1. 1)^2xx0. 1) ...

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  11. When the number N=0.735bar45 is written as a fraction in its lowest te...

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  12. What is the value of (7.5xx7.5+37.5+2.5xx2.5)?

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  13. Evalaute 0.bar14+ 0. bar19

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  14. If 1^(3) + 2^(3)+……. +9^(3)=2025, then the approximate value of (0.11)...

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  15. (5.42xx6+5.42xx24)/(32.71xx32.71-27.29xx27.29)+(6.54xx6.54-3.46xx3.46)...

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  16. The value of ((67. 542)^2-(32. 458)^2)/(75. 458-40. 374) is (a) 1 (...

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  17. The value of ((0. 1xx0. 1xx0. 1+0. 02xx0. 02xx0. 02)/(0. 2xx0. 2xx0...

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  18. sqrt((0.798)^(2)+0.404xx0.798+(0.202)^(2))+1 is equal to

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  19. Which of the followinig numbers is the least ? (0.5)^(2), sqrt(0.49)...

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  20. The value of (489. 1375xx0. 0483xx1. 956)/(0. 0873xx92. 581xx99. 74...

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