exam
Maths Puzzle
Numerical Ability
I have several questions:
Write a rule for the pattern:
-3,-9,-14,-42,-47,-141
Round the number to the place value given:
591,912, the nearest thousand
Write 29.587 i
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exam Other Question
9 to the 7x+3 power=27
16000(1+r)squared=25000
I know that the value of r is .25 but I found that through trial and error. can you help me figure out the equation used to solve for r and get .25?? thank you