exam
Maths Puzzle
Numerical Ability
if 5^21*4^11=2*10^n what is value of n
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exam Other Question
Use the digits 1-9 to form 3 three digit number that the difference is 250.
can you please help me with this problem: (((The amount of money that a salesperson makes varies directly as the total amount of sales made. If the salesperson receives $7,500 for