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Employees of a discount appliance store receive an additional 20% off of the lowest on an item. If an employee purchases a dishwasher during a 15% off sale, how much he will pay if the dishwasher originally cost $450?

1. A $280.90
2. B $287
3. C $292.50
4. D $306

A's marks in Biology are 20 less than 25% of the total marks obtained by him in Biology, Math and Drawing. If his marks in Drawing be 50, what are his marks in Math?

1. A 4
2. B 45
3. C 50
4. D cannot be calculated

There are 900 students in a school. 4% of them left the school and 50% of the remaining are girls. How many girls remained in the school?

1. A 432
2. B 448
3. C 450
4. D 464

The price of cooking oil has increased by 25%. The percentage of reduction that a family should effect in the use of cooking oil so as not to increase the expenditure of this accountis--

1. A 15%
2. B 20%
3. C 25%
4. D 30%

Suppose you have Tk.500 to spend on beef and chicken. Beef costs Tk.110 per kg and Chicken costs Tk.85 per kg. Write an expression that must be satisfied it you are to consume x kg beef and y kg chicken.

1. A 110 x + 85y < 500
2. B 110x + 85y > 500
3. C 110x + 85y ≤ 500
4. D 110x + 85y ≥ 500

What is the original price of pack of milk powder which Zahid has bought for taka 100, after receiving a discount of 20%?

1. A Tk.120
2. B Tk.125
3. C Tk.200
4. D Tk.80

Successive discount of 20% and 15% are equal to a single discount of--

1. A 30%
2. B 32%
3. C 34%
4. D 35%

A student who secures 20% marks in an examination fails by 30 marks another student secures 32% marks gets 42 marks more than those required to pass. The percentage of marks required to pass is--

1. A 20%
2. B 25%
3. C 28%
4. D 30%

Length of a rectangle is increased by 60%. By what percent would the width have to be decreased to maintain the same area?

1. A 55%
2. B 60%
3. C 75%
4. D 75/2%

If x > 0, (x/50 + x/25) is what percent of x?

1. A 25%
2. B 33.33%
3. C 6%
4. D 60%

Salaries of A, B and C are in the ratio 1 : 2 : 3. Salary of B and C togather is Tk.6000. By what percent is salary of C more than that of A?

1. A 100
2. B 200
3. C 300
4. D 400

Price of a product is discounted by 20% and the reduced price is then discounted by 5%. The ultimate discount is:

1. A 24%
2. B 25%
3. C 26%
4. D 30%