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মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৮৭৮১–১৮৮০০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- If the length of a rectangle is halved and its breadth is tripled, what is the percentage change in its area? MCQ
- The diagonals of a rhombus are 72 cm and 30 cm respectively. What is its perimeter? MCQ
- The base of a parallelogram is (p+4) Altitude to the base is (p−3) and the area is (p2−4). Find out its actual area: MCQ
- A rectangular plot measuring 90 metres by 50 metre needs to be enclosed by wire fencing such that poles of the fence will be kept 5 metres apart. How many poles will be needed? MCQ
- A tank is 25 metres long, 12 metres wide and 6 metres deep. What is the cost of plastering its walls and bottom at the rate of 75 paise per square metre? MCQ
- The area of a parallelogram is 72 square centimetre and its altitude is twice the corresponding base. What is the length of the base? MCQ
- The ratio between the length and the breadth of a rectangular park is 3:2. If a man cycling along the boundary of the park at the speed of 12km/hr completes one round in 8 minutes, then what is the area of the park in a square metre? MCQ
- What is the percentage increase in the area of a rectangle if each of its sides is increased by 20%? MCQ
- The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot at the rate of Tk. 26.50 per metre is Tk.5300, what is the length of the plot in metre? MCQ
- A large field of 700 hectares is divided into two parts. The difference between the areas of the two parts is one-fifth of the average of the two areas. What is the area of the smaller part in hectares? MCQ
- The angle of elevation of the sun when the length of the shadow of a tree is equal to the height of the tree is: MCQ
- An observer 2m tall is 10√3 m away from a tower. The angle of elevation from his eye to the top of the tower is 30°. The height of the tower is: MCQ
- When the sun's altitude changes from 30° to 60°, the length of the shadow of a tower decreases by 70m. What is the height of the tower? MCQ
- The angle of elevation of a ladder leaning against a wall is 60° and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is - MCQ
- In triangle ABC, AB = AC. All of the following statement is true except - MCQ
- Three angles of a triangle are in proportion 5:6:7. Then what is the difference in degrees between the biggest and the smallest angles? MCQ
- If a cube has a length of 8 cm, what is its total surface area? MCQ
- The difference between the radii of the bigger circle and the smaller circle is 14 cm and the difference between their areas is 1,056 cm2. The radius of the smaller circle is - MCQ
- A person rides a bicycle around a circular path of radius 50m. The radius of the bicycle wheel of the bicycle is 50 cm. The cycle comes to the starting point for the first time in 1 hour. What is the number of revolutions of the wheel in 15 minutes? MCQ
- An acute angled triangle ABC, If sin2(A + B - C) = 1 and tan (B + C - A) = √3, then the value of angle ∠B is - MCQ