২,১৬১
How many seconds will a 500 metre long train take to cross a man walking with a speed fo 3 km/ hr in the direction of the moving train if the speed of the train is 63 km/hr?
জব সল্যুশন · বিষয়
Bank Math
২,৪৩৩ প্রশ্ন এলোমেলো অনুশীলন
Bank Math (২,৪৫৮)Number System, Problems on Number (৪৭২)Geometry: Mensuration, Trigonometry (৩৪৩)Percentage and Profit & Loss (৩২২)Algebra (২৯৯)Time and Speed - Train and Boat (১৬৬)Ratio & Proportion, Alligation or Mixture (১৫৫)Fraction and Simplification, Average and Mean (১৩০)Time & Work, Chain Rule (১২৮)Probability, Permutation and Combination (৮৭)Analytical Ability (৮৪)Simple and Compound Interest, Stock (৭৭)Problems on Ages (৬৮)Surds, Indices and Logarithm (৬৫)Partnership and Discount (২৯)Pipes & Cisterns (১৮)HCF & LCM (৬)Linear, Quadratic & Polynomial Equation (৩)
২,১৬২
A rectangular block 6 cm by 12 cm by 15 cm is cut up into an exact number of equal cubes. Find the least possible number of cubes.
২,১৬৩
One-fourth of the boys and three-eight of the girls in a school participated in the annual ports. What proportional part of the total student population of the school participated in the annual sports?
২,১৬৪
২,১৬৫
93 × (81)2 ÷ (27)3 = (3)?
২,১৬৬
A man purchased a cow for Tk. 3000 and sold it the same day for Tk. 3600, allowing the buyer a credit of 2 years. If the rate of interest be 10% per annum, then the man has a gain of :
২,১৬৭
A sells an article which cost him TK.400 to B at a profit of 20%. B then sells it to C, making a profit 10% on the price he paid to A. How much does C pay B?
২,১৬৮
Alam sold two vehicles for Tk 46000 each. If he gained 10% on the first and lost 10% on another, then what is his percentage profit or loss in this transaction?
২,১৬৯
The sum of the two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is:
২,১৭০
Find the number that should be placed in the gap of the series : 80, 96, _______, 128
২,১৭১
If the radius of a circle is increased by 100%, by what % is the area of the circle increased?
২,১৭২
The value of 0.1 x 0.1 is-
২,১৭৩
If the selling price is doubled, the profit triples, Find the profit percent.
২,১৭৪
What is the probability that an integer selected at random from those between 10 and 100 inclusive is a multiple of 5 or 9?
২,১৭৫
ধানে চাল ও তুষের অনুপাত 7 : 3 হলে, এতে শতকরা কী পরিমাণ চাল আছে?
২,১৭৬
As a salesperson, Poly can choose one of two methods of annual payment either an annual salary of Tk. 35,000 with no commission or an annual salary of Tk. 10,000 plus a 20 percent commission on her total annual sales. What must her total annual sales be to give her the same annual pay with either method?
২,১৭৭
nC1 + nC2 + nC3 + .. .. nCn = ?
২,১৭৮
A and B together can complete a piece of work in 12 days, B and C can do it in 20 days and C and A can do it in 15 days. A, B and C together can complete it in-
২,১৭৯
If the side of a square is increased by 10%, by what percent will the area be increased?
২,১৮০
Out of 80 children, 35% can play only cricket, 45% can play only table tennis and remaining children can play both the games. In all, how many children can play cricket?