২,১২১
Two lots of onions with equal quantity, one costing Tk.10 per kg and the other costing Tk.15 per kg. are mixed together and whole lot is sold at Tk.15 per kg. What is the profit or loss?
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)
২,১২২
The captain of a cricket team of 11 members is 26 years old and the wicket keeper is 3 years older than him. If the ages of these two are excluded, the average age of the remaining players is one year less than the average age of the whole team. What is the average age of the team?
২,১২৩
If set A = {1, 2} and B = {3, 4}, then A × B (Cartesian product of set A and B) is
২,১২৪
There are 5 red and 3 black balls in a bag. Probability of drawing a black ball is -
২,১২৫
The set of points defined by the equation x2 + y2 + z2 = 4 is -
২,১২৬
If x - 1/x = √3 then x + 1/x = ?
২,১২৭
The floor of a company's office has an area of 20,000 square feet. If the floor is in the shape of a square, approximately how many feet long is each side?
২,১২৮
There are two squares S1 and S2. The ratio of their areas is 4 : 25. If the side of S1 is 6 cm. What is the side of S2?
২,১২৯
Which of the following is the lowest ratio?
২,১৩০
If 10% of x is equal to 25% of y, and y = 16, what is the value of x?
২,১৩১
Which one of the following fractions is closest to 1/4?
২,১৩২
The average of x, y, z is 6 and x - y = 4 xy = 21 what is the value of z?
২,১৩৩
If P/Q < 1, and P and Q are positive integers, which of the following must be greater than 1?
২,১৩৪
A boat takes 4 hours to cover a certain distance running downstream, while running upstream it requires 8 hours 48 minutes to cover the same distance. Find the ratio between the speed of the current and the speed of the boat?
২,১৩৫
How many real roots does the polynomial 2x3 + 8x - 7 have?
২,১৩৬
A trader buys some goods for Tk. 150. If the overhead expenses are 12% of cost price, then at what price should it be sold to earn 10%?
২,১৩৭
If machine A polishes x units in 12 minutes and machine B polishes 5x units in 40 minutes, in how many minutes will A and B, working together, polish 50x units?
২,১৩৮
Z, U, Q, ?, L
২,১৩৯
In an election a candidate who gets 84% of the votes is elected by a majority of 476 votes. What is the total number of votes polled?
২,১৪০
The square root of (2722 - 1282) is: