exam Maths Puzzle Numerical Ability

the value of x in the following equation: 3 log x = log 125

is it .25?

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exam Other Question

I HAVE $1.00 IN MY POCKET IT IS ALL IN COINS.
TOTAL COINS IS 50.
I HAVE 50 COINS IN MY POCKET WHICH IS EQUAL TO $1.00. WHAT IS THE BREAK DOWN OF COINS THAT I HAVE? HOW MANY OF EACH ? Hours Worked Cars
Sold
40 3
26 5
10 1
60 1
30 7

show me how to plot points on graph please