গাণিতিক যুক্তি
মোট ১৯৫৮২ টি প্রশ্ন · উত্তর ও ব্যাখ্যাসহ · বিনামূল্যে
১৬৯২১–১৬৯৪০ দেখানো হচ্ছে, মোট ১৯৫৮২ টির মধ্যে
- Dhruvo has to divide his rectangular field into two parts from one corner to the other using fence. If the area of the field is 540m2 and the length of the field is 36m then what will be the length of the fence needed? MCQ
- If log10(2m + m - 4) = m(1 - log105), then m =? MCQ
- The surface area of a sphere is same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. The radius of the sphere is: MCQ
- The area of a triangle is 216 cm2 and sides are in the ratio 3 : 4 : 5. The perimeter of the triangle is- MCQ
- A table fan is quoted for Tk. 1500. Saadman pays Tk. 1173 for it. If he gets a series of two discounts and the rate of the first discount is 15%, then the rate of the second discount is? MCQ
- If 3m+ n = 81, 81m - n = 3, then what is the value of n? MCQ
- A father said to his son, 'I was as old as you are at the present at the time of your birth'. If the father's age is 48 years now, the son's age three years back was- MCQ
- A motorboat in still water travels at speed of 26 kmph. It goes 42 km upstream in 1 hour 45 minutes. The time taken by it to cover the same distance down the stream will be: MCQ
- The two diagonals of a rhombus are respectively 8 and 16 m. If the area of a square is same as that rhombus, find the diagonal of the square. MCQ
- If the length of a rectangle is increased by 30% and the width is decreased by 30%, then the area will be- MCQ
- If p is an even integer and q is an odd integer, which of the following must be an odd integer? MCQ
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MCQ - Today is Thursday. After 61 days, it will be: MCQ
- The difference between the numerator and the denominator of a fraction is 5. If 5 is added to the denominator the fraction is decreased by 5/4 then the value of the fraction will be equal to: MCQ
- There are three dice each of them having faces with a number from 1 to 6. These dices are rolled. Find the number of possible outcomes such that at least one of the dice shows the number 3. MCQ
- From a container, full of pure milk, 20% is replaced by water and this process is repeated two times. At the end of second operation, the quantity of pure milk reduces to- MCQ
- All possible three-digit numbers are formed by 1, 3, 5. If one number is chosen randomly, the probability that it would be divisible by 5 is – MCQ
- If log(p/q) + log(q/p) = log(p + q), then- MCQ
- If 10a = 1/2, then 10- 6a? MCQ
- P and Q are brothers. R and S are sisters. The son of P is brother of S. Q is related to R as- MCQ