1 .An angle is 34º more then its complement. The measure of the angle is–
Answer & Explanation
Answer : Option C |
|
Explanation : |
|
x– (90 – x) = 34º
2x = 34 + 90º
x = $124\over2$
x = 62º
Required angle is = 62º |
2 .The maximum number of squares of side 6 cm can be made from a rectangle of 84 cm × 42 cm dimensions is–
Answer & Explanation
Answer : Option A |
|
Explanation : |
|
|
3 .The diameter of a garden roller is 5.6 m and it is 1.5 m long. The area it will cover in 10 revolution is–
A.268 $m^2$
B.263 $m^2$
C.266 $m^2$
D.264 $m^2$
Answer & Explanation
Answer : Option D |
|
Explanation : |
|
Area covered= 10 × curved surface area of roller = 2 πrh × 10
= 2 × $22\over7$ × 2.8 × 1.5
= 44 × 6 = 26.4 × 10
= 264 $m^2$ |
4 .The true discount on a sum due for 8 months at 12% per annum is ` 260. The sum due is–
Answer & Explanation
Answer : Option C |
|
Explanation : |
|
|
5 .The ratio of cost price and selling price of an article is 25 : 26. What is the profit percent on it?
Answer & Explanation
Answer : Option C |
|
Explanation : |
|
Let the C.P. ` 25x
Then S.P. = ` 26x
gain percentage = ($x\over25x$ X 100)%
= 4% |
6 .When 20% of a number is added to another number, the another number increases by 50%. What is the ratio between the first and the second number?
Answer & Explanation
Answer : Option A |
|
Explanation : |
|
Let the number be x &y
then, y + $150x\over100$= $20x\over100$y
$x\over5$= ($3\over2$y-y)= $y\over2$
2x = 5y
$x\over y$ $5\over2$
x:y = 5:2 |
7 .A can do a certain work in 14 days. B is 40 % more efficient than A. How many days will B and A together take to do the same job?
A. $6\over35$ days
B. 5$3\over6$ days
C. $35\over6$ days
D. 6$3\over5$ days
Answer & Explanation
Answer : Option C |
|
Explanation : |
|
|
8 .6 men can complete a piece of work in 14 days. 14 women can complete it in 12 days while 28 children can complete the same piece of work in 9 days. In how many days can 8 men, 2 women and 5 children complete the same piece of work?
A.$8\over63$days
B.27days
C.$63\over8$days
D.$33\over7$days
Answer & Explanation
Answer : Option C |
|
Explanation : |
|
|
9 .Two trains, A and B, start from stations xand yand move towards stationsy and x respectively. After passing each other, they take 5 hrs 30 min and 2 hrs 45 min to reach y and x respectively. If the train A is moving at a speed of 36 km/hr, then the speed of the train B is –
Answer & Explanation
Answer : Option B |
|
Explanation : |
|
|
10 .On walking at ($14\over11$)$^{th}$ of his usual speed, a boy reaches 4 minutes earlier to his school. Find the usual time taken by him to reach the school
Answer & Explanation
Answer : Option B |
|
Explanation : |
|
|
Sponsored Links