PS-Arithmetic
PS Questions from Arithmetic
Concept: The question tests on Overlapping sets Solution: Let there be 3 overlapping sets of Raisins, Almonds and Peanuts. Let "only peanuts&q...
Tue, 12 Oct, 2021 at 12:58 PM
Concept: The question tests on applications of Sequences Solution: Given a1 = b and an=a n−1+1 a2 = a1 + 1 = b + 1 a3 = a2 + 1 = (b + 1) + 1 = b + 2...
Tue, 12 Oct, 2021 at 12:58 PM
Concept: The question tests on application of Rates(Time and Work) Solution: Work done by the cold water pipe in 1 minute = 1/10 Work done by the cold w...
Tue, 12 Oct, 2021 at 12:58 PM
Concept:- The question tests on abilities to eliminate options Solution: Use the options here and eliminate them. A.9 cannot be expressed as sum of...
Tue, 12 Oct, 2021 at 12:58 PM
Concept: The question tests on Per cent and Interest Solution: California in 1980 = 0.33 of 1.2 * 10^9 California in 1990 = 0.33 of 1.6 * 10^9 From 198...
Tue, 12 Oct, 2021 at 12:59 PM
Concept: The question tests on Functions and Graphs Solution: We use the rule of exponents where a^m∗a^n=a^m+n and a^m/a^n=a^(m−n) x6y3y/y6x3x=x6y4/y6x4...
Tue, 12 Oct, 2021 at 12:59 PM
Concept: The question tests on Profit and Loss Solution: This is one of the variants of PLD. 40SP = 50CP Isolating SP, we get SP = 1.25CP 1.25 is 0.25...
Tue, 12 Oct, 2021 at 12:59 PM
Concept: The question tests on TSD Solution: Average speed over 2 equal distances travelled at speeds a and b is = 2aba+b2aba+b If we get the speeds, we...
Tue, 12 Oct, 2021 at 12:59 PM
Concept: The question tests on Rates Solution: Let the total time taken to read = t 80M + 100D = t ... (1) and 50M + 250D = t ... (2) Time taken to re...
Tue, 12 Oct, 2021 at 12:59 PM
Concept: The question tests on HCF/LCM as a DS question Solution: This is a very simple question on the concepts of HCF and LCM. From the question data, w...
Tue, 12 Oct, 2021 at 1:00 PM