## Evaluate the determinant

Evaluate the following determinant:

## Right Angled Triangle

In fig. ∠ LMN= 90°, Seg MT ⊥ side LN LT= 16, TN= 25. Find MT

## Simultaneous equations have infinitely many solution

Find the value of k for which the given simultaneous equations have infinitely many solution: kx+3y =8; 6x+9y=24.

## The original price of oil

Linear and Non-linear Equations In the month of February, Meeta paid Rs. 620 for 5 kg oil and 2 kg “ghee”. In next month she found that price of oil is increased by 10% and of Ghee by 5%, which increase her total expanses on the same amount of oil and ghee by Rs. 46 What was the original price of oil?

## The target is not hit by him

A person is known to hit the target in 3 shots out of 4 shots. What are the chances that the target is not hit by him?

## Play Now Fraction Game Play Now fractions Click Here More practice Fractions: Click Here A fraction is a part of a whole. The game here shows examples of multiply of fractions: just multiply the numerators and multiply the denominators of the fractions. Choose the correct answer and win the game. More practice Fractions: Click Here

## What would be the temperature in degree Fahrenheit?

Linear and Non-linear Equations A thermometer shows temperature in degree Celsius as well as in degree Fahrenheit. The relation between both temperature is given by F = (9/5) C + 32. What would be the temperature in degree Fahrenheit for 30oC?

## How many seconds will it take to come back to the top of the rod!

Integers Fact: Find here: http://www.ipracticemath.com/Learn/BasicMath/TInt An insect crawls up 5 cm every second on a 60 cm vertical rod and then falls down 2 cm over the next second. How many seconds will it take to climb the rod? Note: when insect can come back to the top of the rod!