JU জাহাঙ্গীরনগর বিশ্ববিদ্যালয় আইবিএ ভর্তি পরীক্ষা ২০১৯-২০২০ (সেট D)

A rectangle has length 2x and width x. If each diagonal of the rectangle has length d, what is the area of the rectangle, in terms of d?

পঞ্চতন্ত্র' গ্রন্থটি কার রচনা?

Simplest form of $\sqrt{147}$ should be

In Mr. Smith's class, what is the ratio of the number of boys to the number of girls?1. There are 3 times as many girls as boys in Mr. Smith's class.2. The number of boys is $\frac{1}{4}$ of the total number of boys and girls in Mr. Smith's class.

The Warm Muffin Bakery's cookie sales are always 60 precent of its muffin sales. What would be the increase in The Warm Muffin Bakery's cookie sales if its muffin sales, increased from 10,000 \mathbf{1 0 , 0 0 0} to 20,000 \mathbf{2 0 , 0 0 0} ?

When the price of a TV set was increased by 30% 30 % , the number of TV sets sold decreased by 20% 20 % what was the effect on sales?

A train 120m long crosses a pole in 10 seconds. The speed of the train is-

If $8^{2 x+4}=4^{4 x-3}$, what is the value of $x$ ?

Melinda and Shirley worked together to make cheese burgers. Shirley worked for 1 hour and 45 minutes, Melinda worked for 45 minutes, and they split their earnings according to the amount of time each spent working. Melinda's hourly rate, however, is twice that of Shirley's. If the two together earned $48.75, what was Shirley's hourly rate

In the figure, if z = 50°, then x + y = ?

The original funding to build a housing development was $1.75 billion. The funding was increased to$2.5 billion. By what percentage was the original funding increased?

0.000009875 , when expressed in scientific notation is written as.

How many numbers are divisible by 7 between 1 and 100? 100 ?

Rumi and Rony can finish a task, working together în 12 days. If Rony alone çan finish that in 20 days, how many days will Rumi need to finish the task working alone?

Rachel, David, and Kristen decide to pool their money to buy a video game system. David contributes 4 dollars more than twice what Kristen does, and Kristen contributes 3 dollars less than Rachel does, If Rachel contributes r dollars, then, in terms of r, how much does David contribute?

If $(16)^{2 \mathrm{x}+3}=(4)^{3 \mathrm{x}+6}$, then, $\mathrm{x}=$ ?

Reservoir A contains 450 million gallons of water more than does Reservoir B. If 100 million gallons of water were to be drained from Reseryoir A into Reservoir B, then Reservoir A would contain twice as much water as would Reservoir B. How many million gallons of water does reservoir A currently contain?

In the rectangle, $A B=x$ feet, $B C=y$ feet, and $A E=F C=2$ feet. What is the area of triangle DEF, in square feet?

The length of rectangle $A B C D$ is $6 / 5$ th of its breadth. Its perimeter is 132 . What is its area?

A single discount equivalent to a discount to a discount series of 40% 40 % and 20% 20 % is -

A A train X X starts from A A at 4 PM and reaches B B at 5 PM , while another train Y starts from B B at 4PM 4 \mathbf{P M} and reaches A A at 5.30 PM . The two trains will cross each other at.

Out of three numbers, the first is twice the second and is half of the third. If the average of the three numbers is 56, then difference of first and third numbers is-