Question
The area of two similar triangles is 400 cm² and 324
cm², respectively. What is the ratio of their corresponding altitudes? type-sscSolution
The ratio of corresponding altitudes = √ Area of the first triangle/area of the second triangle = √ 400cm²/ √ 324cm² =20/18 =10:9
Simplify
The sum of two numbers is 60 whereas the sum of their reciprocals is (20/9). Find the square of the product of the two numbers.
A sum of money is shared in the ratio of 2:3:5. The smallest share is divided again in the ratio of 1:3. What fraction of the total sum of money is the ...
If ‘+’ means ‘-‘, ‘×’ means ‘÷’ ‘÷’ means ‘+’ and ‘-‘ means ‘×’, then which of the following will be the value of th...
The digits of a two-digit number ‘N’ are reversed to form a new number ‘M’. If M < N and N – M = 27, then which of the following maybe ‘N’...
There are three natural numbers which are pairwise co-prime. The product of the first two numbers is 105 and the product of the last two numbers is 255....
Find the average of first 17 whole numbers.
Find the remainder when the number (289n + 147) is divided by 17.
A shepherd owns two types of cattle: cows and sheep. After selling 40% of his cattle, he is left with a total of 90 cows and sheep. How many cattle did ...
What should come in place of the question mark (?) in the following question?
(19)¹² × (19)⁴ = (19)ˀ