Maths Practice Question and Answer
8 Q: 30 dozen walnuts were purchased for Rs. 14400 and 32 packets of walnuts (20 walnuts in each packet) were purchased for Rs. 57600. If a packet of Akharato was sold for five rupees in a pack at Rs. 432, what would be the profit percentage?
2463 05fa919e84e71ba46b02a59cf
5fa919e84e71ba46b02a59cf- 110 %false
- 225 %false
- 320 %true
- 415 %false
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Answer : 3. "20 % "
Q: Find the coordinates of the points where the graph 57x-19y=399 cuts the coordinate axes.
2462 064b5046b568e7ff594af6bc0
64b5046b568e7ff594af6bc0- 1x-axis at(-7,0) and y-axis at (0,-21)false
- 2x-axis at(-7,0) and y-axis at (0,21)false
- 3x-axis at (7,0) and y-axis at (0,-21)true
- 4x-axis at (7,0) and y-axis at (0,21)false
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Answer : 3. "x-axis at (7,0) and y-axis at (0,-21)"
Q:Directions : What will come in the place of the question mark (?) in the following number series?
? , 8, 14, 34, 76, 148
2461 05e93e3728e9fdd3c20478f36
5e93e3728e9fdd3c20478f36- 1None of thesefalse
- 212false
- 34false
- 416false
- 58true
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Answer : 5. "8"
Q: What is the least number of square tiles required to pave the floor of a room 15 m ,17cm long and 9 m, 2 broad ?
2461 05d77722e13ddea5af6347066
5d77722e13ddea5af6347066- 1840false
- 2841false
- 3820false
- 4814true
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Answer : 4. "814"
Q: If radius and height of a cylinder increase by 20% and15% respectively. then what is the % change in curved surface area? 2460 05b5cc6b9e4d2b4197774d69e
5b5cc6b9e4d2b4197774d69e- 141%false
- 238%true
- 333%false
- 444%false
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Answer : 2. "38%"
Explanation :
Answer: B) 38% Explanation: % Change in Curved Surface Area is given by %Change in radius + %Change in height + %Change in radius × %Change in height 100 ⇒+20 + 15 + 20×15100 = 38%
Q: The average age of three boys is 18 years and their age ratio is 2: 3: 4, then what is the age of the youngest boy?
2458 0602df9f99f2a38430909ad3e
602df9f99f2a38430909ad3e- 16 yearfalse
- 212 yeartrue
- 315 yearfalse
- 420 Yearfalse
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Answer : 2. "12 year"
Q: The Product of three consecutive number is 4080. What is the least number?
2458 15df2241b0183ea49d62dca29
5df2241b0183ea49d62dca29- 117false
- 214false
- 313false
- 416false
- 5None of thesetrue
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Answer : 5. "None of these "
Q: In a exam, a student scores four marks for every correct answer and loses one mark for every wrong answer. If Rahul attempts all sixty questions and secures 130 marks, the no of questions Rahul attempted correctly is :
2456 05f589db2c93f325a6769bf2f
5f589db2c93f325a6769bf2f- 140false
- 232false
- 338true
- 434false
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