exam Maths Puzzle Numerical Ability

hello, please can you help me solve this. √2x+1=3 I got confused,

Read Solution (Total 0)

exam Other Question

A olympic swimming pool is 50m long, 21m wide and 1.8m deep. Calculate the amount of water it can hold? i need help with this problem:

n-3 n-4
---=---
n+5 n+3