BC-Math

Welcome to your BC-Math

The decimal form of 129/(2^2.5^7.7^5) is:
HCF of 8, 9, 25 is
Which of the following is not irrational?
The product of a rational and irrational number is
The sum of a rational and irrational number is
  If b = 3, then any integer can be expressed as a =
The product of three consecutive positive integers is divisible by
The set A = {0,1, 2, 3, 4, …} represents the set of
Which number is divisible by 11?
LCM of the given number ‘x’ and ‘y’ where y is a multiple of ‘x’ is given by
The largest number that will divide 398, 436 and 542 leaving remainders 7,11 and 15 respectively is
There are 312, 260 and 156 students in class X, XI and XII respectively. Buses are to be hired to take these students to a picnic. Find the maximum number of students who can sit in a bus if each bus takes equal number of students
There is a circular path around a sports field. Poonam takes 18 minutes to drive one round of the field. Shiv takes 12 minutes. Suppose they both start at the same point and at the same time and go in the same direction. After how many minutes will they meet?
Express 98 as a product of its primes
For some integer p, every even integer is of the form
For some integer p, every odd integer is of the form
m² – 1 is divisible by 8, if m is
If two positive integers A and B can be ex-pressed as A = xy3 and B = xiy2z; x, y being prime numbers, the LCM (A, B) is
The product of a non-zero rational and an irrational number is
If two positive integers A and B can be expressed as A = xy3 and B = x4y2z; x, y being prime numbers then HCF (A, B) is
The largest number which divides 60 and 75, leaving remainders 8 and 10 respectively, is
The least number that is divisible by all the numbers from 1 to 5 (both inclusive) is
The product of two consecutive natural numbers is always:
If the HCF of 408 and 1032 is expressible in the form 1032 x 2 + 408 × p, then the value of p is
When a number is divided by 7, its remainder is always:
Graphically, the pair of equations 7x – y = 5; 21x – 3y = 10 represents two lines which are
The pair of equations 3x – 5y = 7 and – 6x + 10y = 7 have
If a pair of linear equations is consistent, then the lines will be
One equation of a pair of dependent linear equations is 2x + 5y = 3. The second equation will be
If x = a, y = b is the solution of the equations x + y = 5 and 2x – 3y = 4, then the values of a and b are respectively
The graph of y = 4x is a line
The graph of y = 5 is a line parallel to the
If am bl then the system of equations ax + by = c, lx + my = n, has
If in the equation x + 2y = 10, the value of y is 6, then the value of x will be
The graph of the equation 2x + 3y = 5 is a
In a square of side 10 cm, its diagonal = …
In a rectangle Length = 8 cm, Breadth = 6 cm. Then its diagonal = …
If in two As ABC and DEF, ABDF=BCFE=CAED, then
The total number of events of throwing 10 coins simultaneously is
The total events to throw three dice simultaneously is
A girl calculates that the probability of her winning the first prize in a lottery is 8100. If 6,000 tickets are sold, how many tickets has she bought?

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