Exercise 2

Find the LCM of $\frac{25}{7}, \frac{15}{28}, \frac{20}{21}$,

X is $5 m$ tall and he notices that he casts a shadow that is $3 m$ long. He then measures that the shadow cast by his school building is $30 m$ long. How tall is the building?

$3$ chairs and $2$ tables cost $Rs. 700$ and $5$ chairs and $3$ tables cost $Rs. 1100$. What is the cost of $1$ chair and $2$ tables?

Which of the following is not a computer virus?

In January 2016, the Union Cabinet approved the proposal of the Ministry of Power for amendments in the Tariff Policy with the focus on 4Es. Which of the following is not a part of the 4Es?

Direction: Choose the pair which is related in the same way as the words in the first pair from the given choices.
CRICKET : PITCH :: SKATING : ?

Below are two statements. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts.

Statements:

I. Some trees are buildings.

II. All buildings are parrots.

Decide which of the below conclusions logically follows from the given statements:

The cost of 2 pencil, 4 pens and 8 erasers is Rs 12 and the cost of 8 pens, 10 pencils and 4 erasers is Rs 36. How much will 3 pencils,3 pens and 3 erasers cost?