Maths Practice Question and Answer
8 Q: If a,b,c,d,e,f,g are seven consecutive odd number, their average is
3899 05e84259241a4013349c11af8
5e84259241a4013349c11af8- 1(a+6)true
- 2(abcdefg/7)false
- 3(a+b+c+d+e+f+g)/7false
- 4None of thesefalse
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Answer : 1. "(a+6)"
Q: Akhil after travelling 50 km meets Raju who suggests him to go slower. He then proceeds at ¾ of his former speed and arrives at his destination 35 minutes late. Had the meeting occurred 24 km further Akhil would have reached its destination 25 minutes late. What is the initial speed of Akhil? 3896 05b5cc601e4d2b4197774b476
5b5cc601e4d2b4197774b476- 148 kmphtrue
- 236 kmphfalse
- 324 kmphfalse
- 420 kmphfalse
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Answer : 1. "48 kmph"
Explanation :
Answer: A) 48 kmph Explanation: Let the initial speed of Akhil be '4p' kmph Then speed after decrease in speed = '3p' kmph We know that, Change in speed == Change in time According to the given data, 243p - 244p = 35 - 2560=> p = 12 Hence, the initial speed of Akhil = 4p = 4 x 12 = 48 kmph.
Q: The average of three numbers is 154. The first number is double of the second number and the second is double of the third one. The first number is 3894 05d19dec87619fe30b9d345a8
5d19dec87619fe30b9d345a8- 1264true
- 2132false
- 388false
- 466false
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Answer : 1. "264"
Explanation :
let x y and z is three number
x:y
2:1
y:z
2:1
then we can find x:y:z is will be 4:2:1
Then 7/3=154
1=66
then the x will be=66*4=264
Q: The marked price of a AC was Rs.22500. After allowing two successive discounts, it was sold for Rs.17595. If the second discount was 8%, then what was the first discount?
3893 060952392909e132f01198d71
60952392909e132f01198d71- 112%false
- 215%true
- 314%false
- 49%false
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Answer : 2. "15%"
Q: A sum of Rs.10600 is divided among P, Q, R in such a way that P gets Rs.1400 more than what Q gets and Q gets Rs.1600 more than what R gets. The ratio of their shares is
3890 1608fc7c78ab61162923114d7
608fc7c78ab61162923114d7- 116: 9: 18false
- 227: 18: 10false
- 318: 25: 10true
- 416: 25: 10false
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Answer : 3. "18: 25: 10"
Q: If 8% of x is the same as 4% of y, then 20% of x is the same as : 3889 25cda8f5b40678f4146def8dd
5cda8f5b40678f4146def8dd- 175%true
- 280%false
- 3100%false
- 4125%false
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Answer : 1. " 75%"
Explanation :
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Q: If the four-digit number 463y is divisible by 7, then what is the value of y?
3886 064b4ff7fe154aff53372be6c
64b4ff7fe154aff53372be6c- 14true
- 26false
- 33false
- 45false
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Answer : 1. "4"
Q: How many window coverings are necessary to span 50 windows, if each window covering is 15 windows long? 3876 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.