Question
Sonali applied for a job of Science teacher in a school.
In the test for job, she scored 8 in Physics, 8 in Chemistry, 6 in Biology, and 6.5 in the interview. For calculating the final score, weightage of 2, 3, 3, and 4 were assigned to Physics, Chemistry, Biology and interview, respectively. What is the weighted average score of Sonali?Solution
ATQ, Weighted average = (2 × 8 + 3 × 8 + 3 × 6 + 4 × 6.5)/(2 + 3 + 3 + 4) = (16 + 24 + 18 + 26)/(12) = 84/12 = 7
A company’s revenue increases by 20% in the first year, decreases by 10% in the second year, and increases by 25% in the third year. If the revenue at...
- In an entrance test, Sneha scored 41% and was 17 marks below the passing level, while Rohan scored 49% and obtained 7 marks more than the passing marks. De...
Divakar spends 30% of his salary on house rent, 20% of the remaining amount on shopping, 25% of the remaining on education fees, and the rest is divided...
Income of Priya is Rs. 45,600, out of which she spent 30% on daily expenses, 15% on phone bills and saves the rest. If her income is increased by 12% an...
84 is what % of 120?
- In a certain examination, Neha got 46% and was 10 marks short of passing. Kunal got 52% and scored 8 marks more than required. What are the passing marks?
'M', 'N', and 'O' appeared in an exam. 'M' scored 40% marks in an exam which was 20 more than passing marks. Whereas 'N' scored 30% marks in the exam wh...
A man spends 20% of his income on food, 30% on rent, 10% on transportation, and 15% on other expenses. He saves the remaining ₹12,750. What is his mon...
The income of ‘A’ increases by 10% every year. If his income 2 years hence from now will be Rs. 39930, then find his income a year before from now.<...
- Due to a 50% rise in fuel prices, Arjun decides to reduce his usage by 40%. Find the net percentage change in his fuel expenses.
Relevant for Exams:
