IB ACIO 18 February 2021 Afternoon Shift

Find the area of a sphere whose radius is 7 cm. (The value of π is 22/7)

Find the area of a trapezium whose parallel sides have lengths of 12 cm and 18 cm respectively and the shortest distance between them is 20 cm.

The lateral area is thrice as big as the base area of a solid cone. If the diameter of the solid cone is 1 meter, then what is the total surface area of solid cone?

If 768.792÷0.00823 = a, then find the value of 768792÷0.00823=?

Two students appeared at an examination. One of them secured 15 marks more than the other and his marks were 55% of the sum of their marks. The marks obtained by them are:

The following pie charts show the income and profit earned by selling different types of seafood by Koliwada seafood centre hi Mumbai for the year 2012-13. 

If the total income of the seafood centre hi the year 2012-13 is 31,25,000 and the total profit of the company is 6,00,000, then the profit by selling which type of seafood was maxiimun for per rupee of income?

L.C.M. of two numbers is 12 time their H.C.F. The sum of H.C.F. and L.C.M. is 403. If one of the numbers is 124, then find the other number.

The pie chart shows monthly expenditure of Suresh on various items. If he has to pay Rs. 70000 as rent, then calculate the amount spent on entertainment.

A, B and C can do a work on their own in 5, 10 and 15 days respectively. Calculate the time required by B and C to do it together.

A certain sum of money amounts to Rs. 1250 in 3 years and Rs. 1600 in 8 years at simple interest. Find the sum.