A barrel contains a mixture of wine and water in the ratio 3 : 1. How much fraction of the mixture must be drawn off and substituted by water so that the ratio of wine and water in the resultant mixture becomes 1 : 1 = ?
৮,৪২৬
পেট্রোবাংলা প্রিলি ও লিখিত সমন্বিত প্রস্তুতি [Archived]
Two trains of equal length are running on parallel lines in the same direction at 46 km/hr and 36 km/hr. The faster train passes the slower train in 36 seconds. The length of each train is-
৮,৪২৭
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
If the radius and height of a right circular cylinder are 14 cm and 21 cm respectively, then the total surface area of the cylinder is:
৮,৪২৮
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is -
৮,৪২৯
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
The number of prime factors in the expression 610 × 717 × 1127 is equal to:
৮,৪৩০
ব্যাংক নিয়োগ বিষয়ভিত্তিক প্রস্তুতি
The mean weight of a group of seven boys is 56 kg. The individual weights (in kg) of six of them are 52, 57, 55, 60, 59 and 55. Find the weight of the seventh boy.
৮,৪৩১
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
Calculate cube root:
৮,৪৩২
Bank Math Master
The sum of ages of 5 children born at the intervals of 4 years each is 60 years. What is the age of the third oldest among them?
A square is inscribed in a circle of diameter 2a and another square is circumscribing circle. The difference between the areas of outer and inner squares is:
৮,৪৩৪
পেট্রোবাংলা প্রিলি ও লিখিত সমন্বিত প্রস্তুতি [Archived]
A wheel that has 6 cogs is meshed with a larger wheel of 12 cogs. If the smaller wheel has made 22 revolutions, then find the number of revolutions made by the larger wheel.
৮,৪৩৫
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
The area of a square inscribed in a circle is 140 cm2. What is the area of the semi-circle?
৮,৪৩৬
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
A shopkeeper sold a product at loss of 10%. He had sold it for Tk. 108 more, he would have earned a profit of 10%. Find the cost of the product.
৮,৪৩৭
IBA ফ্যাকাল্টি ভিত্তিক মডেল টেস্ট
At Company K, 15 percent of the employees are secretaries and 60 percent are salespeople. If there are 45 other employees of Company K, how many employees does Company K have?
৮,৪৩৮
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
A watch priced at Tk. 1200 discount two times and bought at Tk. 600. The first discount was 20%. What is the second discount?
৮,৪৩৯
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
A square park is surrounded by a path of uniform width 2 meters all around it. The area of the path is 288 sq. meters. Find the perimeter of the park with path.
৮,৪৪০
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
Rafi got twice as many sums wrong as he got right. If he attempted 48 sums in all, how many did he solve correctly?
৮,৪৪১
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
Find the product of two consecutive numbers where four times the first number is 10 more than thrice the second number.
৮,৪৪২
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
What will be the least number which when doubled will be exactly divisible by 18, 24, 28, and 36?
৮,৪৪৩
ব্যাংক নিয়োগ প্রস্তুতি ⎯ লং কোর্স
A sum of Tk. 8000 will amount to Tk. 8820 in 2 years if the interest is calculated every year. The rate of compound interest is?
৮,৪৪৪
ব্যাংক নিয়োগ বিষয়ভিত্তিক প্রস্তুতি
The average weight of A, B, and C is 60 kg, and that of B and C is 62 kg. A’s present weight is-
৮,৪৪৫
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
In an examination, a student must score 35% of the total marks to pass. A student scores 189 marks and is declared failed by 7% marks. What is the maximum total marks in the exam?
৮,৪৪৬
Bank Math Master
An investment doubles in 8 years at simple interest. In how many years will it become four times?
৮,৪৪৭
Bank Math Master
A committee of 5 members is to be formed by selecting out of 8 men and 6 women. In how many different ways the committee can be formed if it should have at least 4 men?
৮,৪৪৮
ব্যাংক মডেল টেস্ট [সাপ্তাহিক]
If a + (1/a) = √7, what is the value of a3 + (1/a3)?