MTH302 Midterm Solved Subjective Lectures 2-22

Lecture:2

Q1.

1. Convert 17.5% in the fraction.
2. Convert 40 / 240 in percent.
3. x% of 200 = ?

Solution: (a) 0.175 (b) 16.66% (c) 2x

Q2. What percent of 30 is 9?

Solution: 30

Q3. Write an Excel syntax to subtract the sum of 96, 34, 90 from the sum of 53, 45.

Lecture:3

Q1. If the Basic Salary of an employee is Rs. 20,000 and Allowances are Rs. 6105, what percentage of the Basic Salary are the Allowances?

Solution: 30.52%

Q2. Find Base when

Percentage = 55, Rate = 0.35

Solution: 157.14

Q3. The Salary of an employee is as follows:

Basic Salary = 20,000 Rs. Allowances = 8,000 Rs. What is the cost of the company on account of leaves (18.2%), group insurance/medical (5%) and other Social benefits (5.8%)?

Solution:

Gross Salary = Rs. 28000

Leaves Cost = Rs. 5096 Group Insurance/Medical = Rs. 1400 Other Social Benefits = Rs. 1624

Total Social Charges = Rs. 8120

Lecture:4

Q1. If the Basic salary of an employee is Rs. 22000. What is the total saving per month of the employee on account of Provident Trust Fund?

Solution:

Total savings of employee in Provident Fund = 4000 Rs.

Q2. The mean of the numbers 16,10, 8 and x is 12; find the value of x.

Solution: x=14

Q3. Sam wants to buy a new camera, and decides on the following rating system:

Image Quality 50% Battery Life 30% Zoom Range 20% The Cony camera gets 8 (out of 10) for Image Quality, 6 for Battery Life and 7 for Zoom Range The Sanon camera gets 9 for Image Quality, 4 for Battery Life and 6 for Zoom Range Which camera is best?

Solution:

Weighted mean for Cony: = 7.2 Weighted mean for Sanon: = 6.9 Sam decides to buy the Cony.

Lecture:5