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A rectangle is 14 cm long and 10 cm wide. If the length is reduced by x cms and its width is increased also x cms so as to make it a square, then its area changes by:

1. A 12
2. B 144
3. C 2
4. D 4

An employee is entitled to 20% of his basic pay as Dearness Allowance(DA). If his basic pay is Tk.6300, what is total pay.

1. A Tk.1260
2. B Tk.4800
3. C Tk.7200
4. D Tk.7560

If 40% of all women are voters and 52% of the population is women, what percent of the population are women voters?

1. A 19.2
2. B 20.8
3. C 26.4
4. D 40

0.01 is what percent of 0.1?

1. A 1/10
2. B 1/100
3. C 10
4. D 100

A man spends 35% of his income on house rent, 75% of the remaining on other items. What percentage of income does he save?

1. A 16.25
2. B 34.50
3. C 35.55
4. D 48.75

The price of sugar increased by 10%. What % of consumption of sugar is to be reduced in order to keep the expenditure on sugar at the same level?

1. A 10
2. B 10.01
3. C 9
4. D 9.09

Alm spent 20% of his income on taxes and 20% of the reminder on rent. What percent of his income he has spent on rent?

1. A 12
2. B 14
3. C 16
4. D 18

√(3.6% of 40) =?

1. A 1.2
2. B 1.6
3. C 1.8
4. D 2.8

An economist estimates that the cost of living will increased by 8.5% over the next three years. How much should a piece of candy cost in three years from now if it costs Tk.1.50 today?

1. A Tk.0.1275
2. B Tk.1.37
3. C Tk.1.63
4. D Tk.12.75

A ball pen factory decided to reduce its production by 10% over that of previous month for next 3 months starting from February 1994. In January 1994, it produced 3000 ball pens. How many ball pens were produced in March 1994?

1. A 2187
2. B 2400
3. C 2430
4. D 2700

35% of Rashed's income is equal to 25% of Mithu's income. The ratio of their income is--

1. A 4 : 3
2. B 4 : 7
3. C 5 :7
4. D 7 : 5

In mathematics examination, a student scored 30% marks in the first paper out of a total 180. How much should he score in second paper out of a total of 150 if he is to get an overall average of at least 50%--

1. A 70
2. B 74
3. C 76
4. D 80