For the following questions answer them individually
ΔABC is right angled at B. BD is the altitude. AD is 18 cm and DC is 50 cm. Find length of BD?
There is 40% increase in an amount in 10 years at simple interest. What will be the compound interest of Rs 25000 after 2 years at the same rate?
An engineering student has to secure 45% marks to pass. He gets 54 and fails by 36 marks. Find the maximum marks.
When a discount of 25% is given on a box of popcorn, the profit is 25%. If the discount is 10%, then the profit is
A cylindrical vessel of height 9 cm and radius 7 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 10 cm what will be the height of this cone?
Munni can bake 70 cakes in 7 hours, Munni and Guddi together can bake 90 cakes in 6 hours. How many cakes Guddi can bake in 10 hours?
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