For the following questions answer them individually
If $$x=1+\sqrt2+\sqrt3$$, then the value of $$x^2-2x-4$$ is
25% discount is offered on an item. By applying a promo code the customer wins 22% cash back. What is the effective discount?
Refer the below data table and answer the following Question.
How many students have scored marks 20 or more but less than 40?
If I walk at 7/6 of my usual speed, then I reach my office 15 minutes early. What is the usual time taken (in minutes) by me to reach the office?
The measures of the three angles of a triangle are in the ratio 1:2:3. What is the measure of the biggest angle?