For the following questions answer them individually
If the triangle ABC and DEF follows the given equation, then these two triangles are similar by which of the following criterion ?
$$\frac{AB}{DE}=\frac{BC}{EF}=\frac{AC}{DF}$$
Which of the following is the CORRECT option for the triangles having sides in the ratio of 3:4:6?
A bag contain equal number of 1 rupee, 50 paisa and 25 paisa coins. If the total amount is Rs 105, then how many coins of each type are there?
The alcohol and water in a mixture are in the ratio of 7 : 8 respectively. If 11 litre water is added to it, then the ratio of alcohol and water in the new mixture becomes 3 : 5 Whatis the total quantity (in litres) of the alcohol in the new mixture?
In a committee there are 15 members. If two members whose ages are 45 years and 55 years are replaced by the two new members, then average age of 15 members is increased by 2 years. What is the average age (in years) of the new members?
