The rate of simple interest per annum at which a sum of money double itself in 162⁄3 yrs. is
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A factory buys 7 machines. 2 MachineA, 4 MachineB and rest MachineC. Prices of the machines are Rs 56000, Rs 45000 and Rs 30000 respectively. Calculate the average cost of these machines.
The 4th and 7th term of an arithmetic progression are 11 and -4 respectively. What is the 15th term?
If the measure of the interior angle of a regular polygon is 120 deg then how many sides does it have?
What is the value of ( 1/3 - cosec30°) ?
What is the equation of the line perpendicular to the line 2x + 3y= -6 and having Y-intercept 3?
Find the total surface area (in cm²) of a right circular cone of diameter 14 cm and slant height 10 cm.
The product of two numbers is 0.324. One of the numbers is 1.2. What is the other number?