exam Maths Puzzle Numerical Ability

Please help to graph on anumber line

The absolute value of -x - 2 > -5; d = integers

Read Solution (Total 0)

exam Other Question

A sewage treatment plant has two inlet pipes to its settling pond.
One can fill the pond in 10 hours, the other in 12 hours. If the first
pipe is open for 5 hours and then the second pipe is opened, how long
will it take to fill the pond? I am suppose to simplify quotients containing radicals by rationalizing the denominator.
Problem: 30 over square root of 18
problem: 9 over 2 square root 45
Problem: 3 square root 6 over square root 2

please help