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Browse complete papersIf each of the digits in the number cluster 5389436 is arranged in ascending order from left to right, the position of how many digits will remain unchanged as compared to that in the original number?
Three
One
Two
Four
Correct answer
Three
Find mode for the following distribution.
| Class interval | Frequency |
|---|---|
| 0-80 | 8 |
| 8-16 | 7 |
| 16-24 | 16 |
| 24-32 | 24 |
| 32-40 | 15 |
| 40-48 | 7 |
(Round off your answer to two decimal places)
\( 29.16 \)
\( 23.56 \)
\( 27.76 \)
\( 24.86 \)
Correct answer
\( 29.16 \)
By how much is 30% of 65 greater than 35% of 40?
5.5
7.5
2.5
0.5
Correct answer
5.5
In a certain code language, ‘came after me’ is coded as ‘bg sp zh’ and ‘who came first’ is coded as ‘km cy sp’. How is ‘came’ coded in the given language?
cy
zh
bg
sp
Correct answer
cy
Three numbers are in the ratio 1:2:3. If their LCM is 198, find their HCF.
9
11
18
33
Correct answer
9
In a triangle \( PQR \), \( QE \perp PR \), \( RD \perp PQ \). \( RD \) and \( QE \) intersect each other at \( O \). The bisectors of \( \angle OQR \) and \( \angle ORQ \) meet at \( M \).
If \( \angle QMR = 138^\circ \), then which of the following statements is true?
\(\angle\)DPE has measurement of 84º
\( \angle \)ROQ has measurement of 116º
\( \angle \)PQR + \(\angle\)PRQ = 120º
\(\angle\)EOD is a right angle
Correct answer
\(\angle\)DPE has measurement of 84º
Refer to the following number series and answer the question that follows. Counting is to be done from left to right only. (All numbers are single-digit numbers only.)
(Left) 6 7 5 1 7 1 2 7 6 4 3 9 4 5 3 2 3 5 1 6 8 4 6 2 4 5 8 (Right)
How many such even numbers are there that are immediately preceded by an odd number and also immediately followed by an odd number?
Two
Five
Three
Four
Correct answer
Two
A man adds water to milk to gain profit. He mixes water with milk worth ₹70/litre to get a final mixture costing ₹55/litre. What is the ratio of milk to water in the mixture?
8:3
12:5
9:4
11:3
Correct answer
8:3
A right circular cone and a right circular cylinder have equal base and equal height. If the radius of the base and the height are in the ratio 5 : 12, then the ratio of the total surface area of the cylinder to that of the cone is:
17:9
16:5
0.5875
12:4
Correct answer
17:9
In what ratio must a grocer mix two varieties of wheat worth ₹68 per kg and ₹128 per kg, so that if he sells the mixture at ₹138 per kg, he may gain 38%?
1:1
7:8
15:17
17:13
Correct answer
1:1