Mathematics (Ba...

Given that sin \(\theta\) =a/b ,then tan \(\theta\) is equal to

If x = \(2sin^2\theta\) and y = \(2cos^2\theta\) + 1 then x + y is

If the difference between the circumference and the radius of a circle is 37cm ,\(\pi\) = 22/7, the circumference (in cm) of the circle is

The least number that is divisible by all the numbers from 1 to 10 (both inclusive)

Three bells ring at intervals of 4, 7 and 14 minutes. All three rang at 6 AM. When will they ring together again?

What is the age of father, if the sum of the ages of a father and his son in years is 65 and twice the difference of their ages in years is 50?

What is the value of \((tan\theta\,cosec\theta)^2 -(sin\theta\,sec\theta)^2\)

The perimeters of two similar triangles are 26 cm and 39 cm.The ratio of their areas will be

There are 20 vehicles-cars and motorcycles in a parking area. If there are 56 wheels together, how many cars are there?

A man goes 15m due west and then 8m due north. How far is he from the starting point?

What is the length of an altitude of an equilateral triangle of side 8cm?

If the letters of the word RAMANUJAN are put in a box and one letter is drawn at random. The probability that the letter is A is

Area of a sector of a circle is \(\frac16\) to the area of circle. Find the degree measure of its minor arc

A vertical stick 20m long casts a shadow 10m long on the ground. At the same time a tower casts a shadow 50m long. What is the height of the tower?

What is the solution of the pair of linear equations 37x + 43y=123, 43x + 37y=117?

The distance between the point Country A and Country B is

Find a relation between x and y such that the point (x,y) is equidistant from the Country C and Country D

The fault line 3x + y – 9 = 0 divides the line joining the Country P(1, 3) and Country Q(2, 7) internally in the ratio

The distance of the Country M from the x-axis is

What are the co-ordinates of the Country lying on the mid-point of Country A and Country D?

If the Roller Coaster is represented by the cubic polynomial \(t(\text x)=p\text x^3+q\text x^2+r\text x+s\), then which of the following is always true