exam
Maths Puzzle
Numerical Ability
(4-2)(x-2)=4x-8
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exam Other Question
A sum of $3,500 is invested in two parts. One part brings a return of 5% and the other a return of 8%. The total annual return is $250. Find the amount invested at each rate.
PLEASE HELP ME
The sum of the geometric series 42-7+(7/6)...+42(-1/6)^9 is approzimately
a. 34.833333
b. -0.857
c. 35.9999994
d. -35.99999643
THANK YOU