4-digit number
How many 4-digit numbers are there with no digit repeated?
Triangular matrix
If U1, U2 are upper triangular and L1, L2 are lower triangular, which of...
The sunrise problem
Two women start walking at the sunrise, one from point A to B and...
Calculate A+B+C+D
Find (A + B + C + D) such that AB x CB =...
Solve
Solve
Puzzle
Can you solve in 1 minute?? Can you solve in 50 seconds? can you...
Simplify
Simplify: 4(x-3)-x(a-2)-3
calculate angle X
The two straight lines CD and AB are parallel to each OAB =...
Speed of the boat in stream
Upstream boat speed=18km/hr and this speed is 500% more than stream speed. What is...
Differentiate
Find dy/dx Problem source
Faster runner, slower runner
Two runners start on a straight one-mile race track. The slower runner S is...
Product of Last Three Digits !
Distance Between Two Places & Time Taken !
Manish and Rajni start from a place M at the same time to reach another...
Advanced definite integral
Solve the given definite integral for fractional x
Simultaneous eqn – iii
Solve the following simultaneous equations
Maximum value of 2x+3y
If (x,y) lies on a circle of a radius 5 with the origin as...
Probability of a fisherman
Every day a fisherman can choose to fish at sea, by a river, or...
Simultaneous eqn – ii
3x + 4y -2z = 5 x – 3y – 3z = 4 2x...
Math Logic
If, 3 = 6 4 = 12 5 = 20 6 = x What...
Change in Temperature wrt time
A roasted turkey is taken from an oven when its temperature has reached 185°F...
Distance Time
A cargo plane flew from the Clark across the Pacific at 255 kph and...
One dimensional collision
A 1200kg car traveling initially at 25m/s in an eastern direction crashed into the...
Largest possible sum
In the year 2001, the International Mathematics Olympiad was held in the USA. Let...
Base conversion
If (11011)2 = (____________)10, then the number in the blank space is: a. 33...
Sum of numbers on the faces of a cube
Positive integers are written on all the faces of a cube, one on each....
math crossword
Solve the maths crossword
Percentage change in salary
A man’s salary was first increased by 10% and then decreased by 10%. What...
Factorize
Factorize completely
square-cube root
Find the value of x and y, solving the given root equation
Vector resolution
The magnitude of each force vectors is 6N, and the angle between them is...
solve for x
Solve for X
Cuberoot
Solve the following
Dividing multivariate polynomials
Perform the following division
find angle x
Question source:facebook
Age problem-2
One number is 3 times another number. If the larger number is diminished by...
Laplace Transform MCQ
Find length of AB
If OB = 4m, find the length of AB.
find sum of x and y
Find the sum of x and y
solve for x
(x+10)(x-3) = (-x-10)(6x+7)
write equation for polynomial
Write an equation for a polynomial that has the solution set {-1 , 3,...