The bus fare between two cities is increased in the ratio 17:20. Find the increase in the fare, if the original fare is Rs. 425

A missile travels at 1422 km/h. How many metres does it travel in one second?

Given: 5x -3(2x-7) > 3x - 1 < 7 + 4x; then x can take which of the following values?

Coefficient of x2in (x + 9)(6 - 4x)(4x - 7) is

What is the area of the sector whose central angle is 90° and radius of the circle is 14 cm?

A student multiplied a number by 3/10 instead of 10/3. What is the percentage error in the calculation?

Curved surface area of a cylinder is 1232 sq cm. If circumference of its base is 154 cm, then what will be the height of the cylinder? (Take π = 22/7)

What is the equation of line whose slope is -1/2 and passes through the intersection of the lines x - y = -1 and 3x - 2y = 0?