Sectional test
Economic Development (Prelims GS) Test 3
- 25 questions
- 20 minutes
- +1 right · −0.25 wrong
- 0 students ranked
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First questions
- P can build a wall in 24 days and Q can build it in 30 days. P starts the work and is joined by Q after 6 days; they work together for 3 days and then Q leaves the work. In how many days would P alone build the remaining part of the wall?
- On a triangle ABC, a circle with diameter BC is drawn, intersecting AB and AC at points P and Q, respectively. If the lengths of AB, AC and CP are 30 cm, 25 cm and 20 cm respectively, then what is the length of BQ ?
- N is a 3-digit number that is a multiple of 7; what is the probability that it will be also a multiple of 5?