1
GATE EE 2022
+1
-0.33

In a 500 m race, P and Q have speeds in the ratio of 3 : 4. Q starts the race when P has already covered 140 m. What is the distance between P and Q (in m) when P wins the race?

A
20
B
40
C
60
D
140
2
GATE EE 2022
+1
-0.33

Three bells P, Q and R are rung periodically in a school. P is rung every 20 minutes; Q is rung every 30 minutes and R is rung every 50 minutes. If all the three bells are rung at 12:00 P.M., when will the three bells ring together again the next time?

A
5:00 P.M.
B
5:30 P.M.
C
6:00 P.M.
D
6:30 P.M.
3
GATE EE 2022
+1
-0.33

Given below are two statements and four conclusions drawn based on the statements.

Statement I : Some bottles are cups.

Statement II : All cups are knives.

Conclusion I : Some bottles are knives.

Conclusion II : Some knives are cups.

Conclusion III : All cups are bottles.

Conclusion IV : All knives are cups.

Which one of the following options can be logically inferred?

A
Only conclusion I and conclusion II are correct.
B
Only conclusion II and conclusion III are correct.
C
Only conclusion II and conclusion IV are correct.
D
Only conclusion III and conclusion IV are correct.
4
GATE EE 2022
+1
-0.33

The figure below shows the front and rear view of a disc, which is shaded with identical patterns. The disc is flipped once with respect to any one of the fixed axes 1-1, 2-2 or 3-3 chosen uniformly at random. What is the probability that the disc DOES NOT retain the same front and rear views after the flipping operation?

A
0
B
$${1 \over 3}$$
C
$${2 \over 3}$$
D
1
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