Question

If the cost price of 12 identical books is ₹960 and the cost price of 8 identical pens is ₹320, find the total cost price (in ₹) of 15 books and 10 pens of the same kind.

Asked in RRB ALP CBT-I · 2026
Quick Math · Quantitative Aptitude
Exam PYQ4 Options
Quantitative AptitudeNumber SystemQuick MathUnitary MethodRRB ALP CBT-I2026
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In the unitary method, first find the value of one unit and then find the value of the required number of units.

Correct AnswerCorrect option for this question
Option C — 1600

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Get shortcut methods for multiplying numbers quickly, including multiplication of 2-digit numbers and numbers that are easier to break into parts. These tricks help simplify lengthy multiplication calculations in Quantitative Aptitude.

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Questions Asked from Multiplication Tricks in Previous Exams

See how often Multiplication Tricks has appeared in previous-year questions across major government exams.

High Exam Frequency
16UPSC Questions Asked in These Years:2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2026
11SSC Questions Asked in These Years:2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025, 2026
8Railways Questions Asked in These Years:2016, 2018, 2020, 2021, 2022, 2024, 2025, 2026
11State PSC Questions Asked in These Years:2002, 2004, 2016, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025
Multiplication Tricks has appeared in 46 previous-year exam questions, most frequently in UPSC, SSC and State PSC.
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