exam Maths Puzzle Numerical Ability

can u please solve this for me.
the sum of the digit of a two digit number is 11. when the digit are reversed, the new number is increased by 20 which is twice the original number. find the original number?

Read Solution (Total 0)

exam Other Question

5+4(2-6)-10+3= Please show me how to solve and graph this equation. Having several different examples usually helps me to understand since I'm a visual learner. Thanks!

y=x^2+3x+1