Maths Practice Question and Answer
8Q: A man standing on a platform is crossed by a train in 20 seconds while 135-metre-long platform is crossed in 29 seconds. Find the speed of train. 3375 35d15eb8844a3a75f13296b5e
5d15eb8844a3a75f13296b5e- 115 metre/sectrue
- 260 metre/secfalse
- 320 metre/secfalse
- 418 metre/secfalse
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Answer : 1. "15 metre/sec"
Q: What approximate value should come in place of the question mark(?) in the following question.
635×455÷403=?
3368 05d4aaf0011160f205237394e
5d4aaf0011160f205237394e635×455÷403=?
- 1735false
- 2795false
- 3695false
- 4685false
- 5715true
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Answer : 5. "715"
Q: How many window coverings are necessary to span 50 windows, if each window covering is 15 windows long? 3353 05b5cc601e4d2b4197774b453
5b5cc601e4d2b4197774b453- 14true
- 215false
- 33false
- 450false
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Answer : 1. "4"
Explanation :
Answer: A) 4 Explanation: Given that, Number of windows = 50 Each window covering covers 15 windows => 50 windows requires 50/15 window coverings = 50/15 = 3.333 Hence, more than 3 window coverings are required. In the options 4 is more than 3. Hence, 4 window coverings are required to cover 50 windows of each covering covers 15 windows.
Q: In the given figure, PQR is an equilateral triangle and PS is the angle bisector of angle P. What is the value of RT : RQ?
3352 05d70d250d8eebc768d11541e
5d70d250d8eebc768d11541e- 11:2false
- 21:1true
- 32:1false
- 42:3false
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Answer : 2. "1:1"
Q: Mr. Shankar spends 25% of his monthly salary on household expenditure, 20% of the remaining on children’s education, and the remaining is equally invested in three different schemes. If the amount invested in each scheme is Rs.5600, what is the monthly salary of Shankar ? 3338 05b5cc74fe4d2b4197774fb30
5b5cc74fe4d2b4197774fb30- 1Rs. 34000false
- 2Rs. 31245false
- 3Rs. 24315false
- 4Rs. 28000true
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Answer : 4. "Rs. 28000"
Explanation :
Answer: D) Rs. 28000 Explanation: Let the monthly salary of Shankar be = Rs.xAmount invested on expenditure = 25% = x/4;Remaning amount = 3x/4;Amount invested on children education = 20% i.e = 3x/20;Remaining amount = 3x/4 - 3x/20 = 3x/5;Remaining amount invested in three different schemes i.e is 1/3(3x/5) => x/5 = 5600Therefore x = 28000Hence, Monthly salary of Shankar is Rs. 28,000.
Q:Direction: Study the double bar graph given below and answer the questions.
The average of the number of students participating in exhibition is:
3336 05d932291bc45ad7944d99fa0
5d932291bc45ad7944d99fa0- 148.75false
- 252.5true
- 345false
- 450false
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Answer : 2. "52.5"
Q: A batsman in his 20th innings make a score of 110 and there by increases his average by 4. What is his average after 20 innings?
3332 05e7f3aa41425f51f3ac38720
5e7f3aa41425f51f3ac38720- 134true
- 243false
- 336false
- 430false
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Answer : 1. "34 "
Q: 0.01 is what per cent of 0.1 ? 3327 25cda8e04daf80a0820f09399
5cda8e04daf80a0820f09399- 110%true
- 2false
- 3100%false
- 4false
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Answer : 1. " 10%"
Explanation :
