Mix Test - 1...

If x = – 19, then which of the following numbers is the value of y such that the equation 9x – 5y = 19 is true?

Solve |x² + x| – 5 < 0.

The number of real roots of the equation (x - 1)² + (x - 2)² + (x - 3)² = 0 is

The slope of a line is not defined if the line is

The area of a square is 196 cm². What will be the radius of the largest semicircle that can be drawn completely inside on one of its sides?

The solution set of 3(2x + 4) > 4x + 10 is

If two lines are at 90^o, then the product of the slope is

If A, B and C denote the areas of three adjacent faces of a rectangular solid and V denotes its volume, then

A person earns Rs. 2048.45 in January and Rs. 2892.48 in February. He spends Rs. 4800 out of that money at the end of two months. What is the balance with him?

Ametre wide rectangular plank is placed symmetrically on the diagonal of a square of side 8 metres as shown in the figure.



The area of the plank is

In the given figure, || m and n is a transversal. If 7 = 100°, then the measure of 2 is

Due to inflation, the price of an item is increased by 25%, but at the end of the year, it decreased by 20% and became the same. What was the original price?

The digits of a two-digit number differ by 3. If the digits are interchanged and the resulting number is added to the original number, we get 143. What can be the original number?

The sum of 100 terms of the series 1² - 2² + 3² - 4² + ……….. is

If the sum of angles of a polygon is 1080°, then the number of sides of the polygon will be