Question
A gardener uses cylindrical roller of diameter 7 cm and
length 28 cm to flatten a rectangular field of dimension 280cm × 165 cm. Find the number of revolutions made by the roller to flatten the entire field?Solution
Let number of revolutions be n. => n × 2π (7/2) × 28 = 280 × 165 => n = 280 × 165 × 1/28 × 1/22 => n = 75
Five to four in the following are similar in a certain way, so a group is formed.
Which of these is not related to this group?
RNJ, LHD, KGC, MIE, PKF
Directions: A statement is given followed by two inferences I and II. You have to consider the statement to be true even if it seems to be at variance ...
In a certain language, if the signs + and ×, and the digits 3 and 8 are interchanged, then what is the value of the following expression?
6 ×...
If A denotes ‘+’, B denotes ‘×’, C denotes ‘−’, and D denotes ‘÷’, then what will be the value of the following expression?
3...
What should come in place of the question mark (?) in the given series?
7 12 16 30 34 66 70 ?
Read the given statement and conclusions carefully and decide which of the conclusions logically follow(s) from the statement.
Statement:
<...Which of the following numbers will replace the question mark (?) in the given series?
42, 41, 45, 36, 52, 27, ?
In the following question, the statement is followed by two conclusions. Which of the two conclusions is/are true?
Statement: M < K > I < J > H =...
A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
ABCD, HGLO, OLUZ, VQ...
In the following question, select the number which can be placed at the sign of question mark (?) from the given alternatives.
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