FBS

.What is the circumference of a circle whose area is 100 π ? Option A: 10 , Option B: 20 , Option C: 10 π, Option D: 20 π, correct answer is: 20 π

What is the area of a circle whose circumference is π? Option A: π4π4pi/4 , Option B: π2π2pi/2 , Option C: ππpi, Option D: 2π2π2pi, correct answer is: π4π4pi/4

What is the area of a circle whose circumference is π? Option A: π4π4pi/4 , Option B: π2π2pi/2 , Option C: ππpi, Option D: 2π2π2pi, correct answer is: π4π4pi/4

What is the area of a circle that is inscribed in asquare of area 2? Option A: π4π4pi/4 , Option B: π2π2pi/2 , Option C: ππpi, Option D: π√2π2pisqrt2, correct answer is: π2π2pi/2

What is the area of a circle that is inscribed in asquare of area 2? Option A: π4π4pi/4 , Option B: π2π2pi/2 , Option C: ππpi, Option D: π√2π2pisqrt2, correct answer is: π2π2pi/2

What is the length of each side of a square if its diagonal ls are 10 ? Option A: √2$\\sqrt{2}$sqrt2 , Option B: 5√2$5 \\sqrt{2}$5sqrt2 , Option C: 10, Option D: 10√2$10 \\sqrt{2}$10sqrt2, correct answer is: 5√2$5 \\sqrt{2}$5sqrt2

If A(-1,1) and B (3,-1) are the endpoints of one side og square ABCD, what is the area of the square? Option A: 12 , Option B: 16 , Option C: 20, Option D: 25, correct answer is: 20

What is the area of a square whose diagonal is 10? Option A: 20 , Option B: 40 , Option C: 50, Option D: 100, correct answer is: 50

The length of a rectangle is twice its width. If the perimeter of the rectangle is the same as the perimeter of a square of side 6, what is the square of the length of a diagonal of the rectangle? Option A: 70 , Option B: 80 , Option C: 90, Option D: 100, correct answer is: 80

If 18 is 15 percent of 30 percent of a certain number, what is the number? Option A: 9 , Option B: 36 , Option C: 40, Option D: 400, correct answer is: 400

Salma`s average in four test is 80%. What mark does she need score in her fifth test to make her average 84%? Option A: 100% , Option B: 94% , Option C: 84%, Option D: 96%, correct answer is: 100%

If x is n% of y , what % of y is nx? Option A: ny% , Option B: n2% , Option C: x2%, Option D: n2x2%, correct answer is: n2%

A school had 100 students aged 20 years on an average.At the of the year 20 students aged 22 years on an average left and 25 students of 18 years on an average joined the school. What is the average age of the present students of the school Option A: 20.1 , Option B: 18 , Option C: 20, Option D: 22, correct answer is: 20.1

If 20% 0f a  a certain number is 1000 , what is 15% of that number ? Option A: 700 , Option B: 750 , Option C: 800, Option D: 850, correct answer is: 750

If a jar contains 24 white marbles and 48 black marbles , then what percent of all the marbles in the jar are black ? Option A: 25 % , Option B: 3313%$33 \\frac{1}{3} \\%$33 1/3 % , Option C: 60%, Option D: 6623%$66 \\frac{2}{3} \\%$66 2/3%, correct answer is: 6623%$66 \\frac{2}{3} \\%$66 2/3%

If A;s income is 30% more than B;s income , then how much percent is B`s income less then A`s income ? Option A: 30% , Option B: 25.25% , Option C: 23.08%, Option D: 33.33%, correct answer is: 23.08%

By selling a product for tk 80, a person makes a profit to 25% on cost, what is the cost of that Product? Option A: tk-61 , Option B: tk-62 , Option C: tk-63, Option D: tk-64, correct answer is: tk-64

What percentage of profit is made by selling an article at a certain price if by selling at two third of that price there would be a loss of 20% Option A: 25% , Option B: 30% , Option C: 20%, Option D: 15%, correct answer is: 20%

Karim bought a ticket of a cricket match for 25tk.  and later sold the ticket to Rahim for 75tk. What was the percent increase in the price of the ticket? Option A: 50% , Option B: 100% , Option C: 200%, Option D: 300%, correct answer is: 200%

Mr.X spends 72% of his income in food,20% on clothing, 5% on gifts and the remaining tk.330 on lottery ticket. What is his income? Option A: 8000 , Option B: 9000 , Option C: 10000, Option D: 11000, correct answer is: 11000

15 is 5% of what number? Option A: 270 , Option B: 280 , Option C: 290, Option D: 300, correct answer is: 300

The ratio of the number of  freshmen to sophomores to juniors to seniors on a College football team is 4:7:6:8. What percent of the team ar sophomores? Option A: 20% , Option B: 22% , Option C: 24%, Option D: 28%, correct answer is: 28%

By selling a product for tk. 80, a person makes a profit to 25% on cost, what is the cost of that product? Option A: tk. 61 , Option B: tk. 62 , Option C: tk. 63, Option D: tk. 64, correct answer is: tk. 64

How much simple interest will tk. 2,000 earn in 18 months at an annual rate of 6%? Option A: 120 , Option B: 180 , Option C: 216, Option D: 240, correct answer is: 180

What is the difference of compound interest on tk. 800 for 1 year at 20% per annum when compounded half-yearly and quarterly? Option A: 0 , Option B: 2.50 , Option C: 4.40, Option D: 6.60, correct answer is: 4.40

If the population of a town was 20,000 in 1970 and 16,000 in 1980, what was the percent decline in the town`s population? Option A: 50% , Option B: 25% , Option C: 20%, Option D: 10%, correct answer is: 20%