Arihant Expert Team (AET) Solutions for Exercise 2: Previous Years' Questions

(Sum of multiples of $7$ between $21$ and $49$) $÷$ (Biggest common factor of $25$ and $30$) is equal to:

The product of smallest common multiple and highest common factor of $30, 36$ and $42$ is:

(The smallest common multiple of $36, 54$ and $60$) $÷90$ is equal to:

If (the product of common positive factors of $36$ and $48$) $=999+9\times$ '$-$', then the number which will come in blank, is:

(The smallest common multiple of $30, 45$ and $60$ between $200$ and $400$) $+$ (The largest common factor of $15, 24$ and $45$) is equal to:

Least common multiple of $\frac{2}{3}$ and $\frac{3}{4}$ is:

The least number which is a perfect square and is also divisible by $10, 12, 15$ and $18$ is:

Two number are in ratio of $3:4$ and LCM is $84$. Which is the larger number of these two numbers?