Question
A right rectangular box’s measurement are 1.6 m long,
90 cm wide, 60 cm in height. Soap cakes of measurement 6 cm × 5 cm × 40 mm are to be packed in the box, so that no space is left. How many cakes can be packed in the box?Solution
Length of the box = 1.6m = 160cm Breadth of the box = 90cm Height of the box = 60cm The volume of the box = 1xbxh = 160 × 90 × 60 = 864000cm3 Length of a soap cake = 6cm Breadth of a soap cake = 5cm Height of a soap cake = 40mm = 4cm Volume of one soap cake = 6 x 5 x 4 = 120cm3 = volume of the box/volume of one soap cake = 864000/120 = 7200 Hence, 7200 soap cakes can be placed in the box.
What will be the CI on a sum of Rs.50,000 after 3 years at the rate of 11%p.a?
...What will be the CI on a sum of Rs.80,000 after 3 years at the rate of 10%p.a? Â
The simple interest on a sum of money will be Rs. 800 after 10 years. If the principal is tripled after 5 years, what will be total interest at the end ...
Find the compound interest on Rs. 5000 at 12% per annum for 2 years, compounded annually.
A sum of money amounts to Rs. 12100 in 2 years and Rs. 13310 in 3 years at compound interest, compounded annually. What is the principal?
Find the compound interest on Rs 10,000 at 8% per annum, compounded half-yearly, for 1.5 years.
Raman invested Rs. 70,000 in a bank offering 10% compound interest per annum for 2 years. After 2 years, he used the total amount to start a business wi...
Soni gets a SI of Rs. 3360 on a certain principal at the rate of 7%p.a. in 3 years. What CI will she get on twice the principal in two years at the same...
The compound interest on a certain sum, compounded half-yearly at an annual rate of 20% for one year, is Rs. 540 less than the simple interest on the sa...
The difference of compound interest on Rs. 800 for 1 year at 20% per annum when interest is being compounded. Half-yearly and quarterly
Relevant for Exams:
