Maths Practice Question and Answer
8 Q:Directions: Degree- wise breakup of employees working in various department of an organisation and the ratio to men to women.

Respective ratio of men to women in each department

What is the total number of women working in the organisation?
1169 064da0531e0ce5574969ef19a
64da0531e0ce5574969ef19a

- 12450false
- 22830true
- 32520false
- 42480false
- 53320false
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Answer : 2. "2830"
Q: Radius of a circle is 5 cm. Length of chord AB in this circle is 6 cm. What is the distance of this chord from the centre of the circle?
1169 0647f330623e51f4777023200
647f330623e51f4777023200- 15 cmfalse
- 24 cmtrue
- 36 cmfalse
- 48 cmfalse
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Answer : 2. "4 cm "
Q: A school has 45% girls. If 80% of girls score more than 75% marks and 70% of the boys have score more than 75% marks. If a student is selected at random and is found to have more than 75% marks, find the probability of it being a boy.
1168 064dc7c18d02c5c746bf45d36
64dc7c18d02c5c746bf45d36- 177/149true
- 275/149false
- 3Cannot be determinedfalse
- 411/20false
- 59/20false
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Answer : 1. "77/149"
Q: A dishonest dealer sells the goods at 7% loss on cost price but uses 18% less weight. What is his percentage of profit? (Correct to 2 decimal places)
1168 06487250fa33e0f47b783eb35
6487250fa33e0f47b783eb35- 125.65%false
- 212.82%false
- 313.41%true
- 428.75%false
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Answer : 3. "13.41%"
Q: if $$ sinA= {4\over 5}$$, then what is the value of $$sin^2A$$
1168 0648991e1f4063d472f4a4e45
648991e1f4063d472f4a4e45- 1$$16\over 25$$true
- 2$$26\over 25$$false
- 3$$48\over 25$$false
- 4$$36\over 25$$false
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Answer : 1. "$$16\over 25$$"
Q:Direction: What approximate value will come in place of the question mark (?) in the following question? (You are not expected to calculate the exact value)
{(540.34)/(17.99)} ÷ {(29.99)/(449.89)} × {1/(89.78)} = ?
1168 064f70df64e8cccb8db0afe36
64f70df64e8cccb8db0afe36- 145false
- 290false
- 35true
- 410false
- 515false
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Answer : 3. "5"
Q:Direction: Study the following line graph carefully and answer the questions given below.
In the below line graph, the number of animals in two zoo A and B in the years – 2001, 2003, 2005 and 2007 is given.

If the number of animals in zoo-B in the years 2009 is 25% more than that in the year 2007, then what is the average number of animals in zoo-B in the years 2005, 2007 and 2009?
1168 064e5dd093be218b6cdc27542
64e5dd093be218b6cdc27542In the below line graph, the number of animals in two zoo A and B in the years – 2001, 2003, 2005 and 2007 is given.
- 1260false
- 2320true
- 3260false
- 4240false
- 5None of thesefalse
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Answer : 2. "320"
Q:Directions: The following questions are accompanied by three statements (A) or (I), (B) or (II), and (C) or (III). You have to determine which statement(s) is/are sufficient/necessary to answer the questions.
Find the number of days in which Q can do a job if P can do the same job in 8 days.
A. Q is 60% more efficient than P.
B. P and Q together can do the job in 3days.
C. P is 37 %less efficient than Q.
1168 05fd320e0c46a213fc5c44179
5fd320e0c46a213fc5c44179A. Q is 60% more efficient than P.
B. P and Q together can do the job in 3days.
C. P is 37 %less efficient than Q.
- 1Only A is sufficientfalse
- 2Only B is sufficientfalse
- 3Either A or B is sufficientfalse
- 4Any of themtrue
- 5A and C together are sufficientfalse
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