Question
25% of 1000 + 10% of 150 – 22 × ? =
45 What will come in the place of question mark (?) in the given expression?Solution
25% of 1000 + 10% of 150 – 22 × ? = 45 => 250 + 15 – 22 × ? = 45 => 22 × ? = 265 – 45 => ? = 220/22 => ? = 10
The average weight of 70 notebooks kept in a box is 7 kg. When a new notebook is placed in the box, then the average is 7.1kg. Specify the weight of the...
3 years ago, the average age of a family of 5 members was 17 years. A baby being born, the average age of the family is 17 years. The present age of the...
Rajat aims to save an average of Rs. 750 per month over the course of a year. For the first 8 months, his monthly income was Rs. 3,000, and he spent 80%...
In an examination, the average marks obtained by the students is 75. After correcting the quantitative mistakes, the average of 100 students is reduced...
The average age of three children is 14 years. If their ages are in the ratio 1:2:3. Find the age of the youngest child.
In a classroom, the average score of 15 students on a test is 44 points. If 5 new students, each with an average score of 'x' points, join the class, an...
In a College with 1200 students, the average age of the boys is 24 years and that of girls is 17 years. If the average age of the college is 22 years an...
- The average marks of 55 students in a class were calculated as 72. However, there were errors in recording the marks of four students. The incorrect marks ...
The average marks obtained by 6 students in a class is 60. If the topper leaves, the average drops to 55. Find the marks of the topper.
The average score of 70 candidates in the SBI PO exam is 40. If the candidates who passed have an average score of 49, while thos...
Relevant for Exams:
