Question
A sum of Rs. 178 needs to be divided among 60 students
in a class, where each boy receives Rs. 2.5 and each girl receives Rs. 3.5. Determine the ratio of boys to girls in the class.Solution
Let number of boys is x Number of girls in the class = 60 – x According to question; 2.5x + 3.5 × (60 – x) = 178 2.5x + 210 – 3.5x = 178 Or, x = 32 Desired Ratio = 32:(60 – 32) = 32:28 = 8:7 Hence, option b.
- Which private space company successfully landed a spacecraft upright on the Moon for the first time?
What record did China’s Experimental Advanced Superconducting Tokamak (EAST) achieve in nuclear fusion research?
What was the theme of the 9th India Mobile Congress (IMC) 2025 announced by Jyotiraditya Scindia?
What is the total target corpus of the H-DREAM Fund launched by IFC and HDFC Capital Advisors for green affordable housing?
- Who won the 2025 Laureus World Sportswoman of the Year Award?
In 2024, which new material was introduced in the manufacturing of solar panels to significantly increase their efficiency beyond the traditional silico...
What system is used to continuously clear cheques within hours instead of the traditional two-day period?
Which film won the Best Picture Award at the 95th Academy Awards (Oscars) 2025?
What is the main source of nitrous oxide emissions in India?
Which company launched India’s first full-scale ₹7,600 crore semiconductor OSAT facility at Sanand, Gujarat?
Relevant for Exams:
