Azhar can complete a journey in 10 hours. He travels the first half of the journey at a speed of 21 km/hr and the balance at 24 km/hr. Find the total distance in km?
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A vendor buys 12 bananas for Rs 60 and sells 5 bananas for Rs 32. What will be his gain (in %)?
Two numbers are 40% and 80% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number?
If a2+b2+c2=14 and a+b+c=6, then the value of ab+bc+ca is,
What is the simplified value of 18 - 12 ?
The length of the diagonal and the breadth of a rectangle are 26 cm and 10 cm respectively. Find its perimeter (in cm).
Three numbers are in Arithmetic Progression (AP) whose sum is 30 and the product is 910. Then the greatest number in the AP is
∆ABC is right angled at B. If m∠A = 45°, then find the value of (coseC + 1/√3).