Answer:

Step-by-step explanation:
Simple interest (I) = $160
Principal amount (P) = $2000
Time period (t) = 8 months
Let R denotes rate of interest.
Relation between simple interest, principal amount, time and rate of interest is given by 

Associative property of multiplication means that it doesn't matter where the parentheses are placed because it will still be the same answer.
So your answer would be 1, 4 x (3 x 6) = (4 x 3) x 6
I hope this helps!
60/7 = (56 + 4)/7 = 56/7 + 4/7 = 8 4/7
Answer:
Step-by-step explanation:
Q1) 15+15+15+15+15+15=90
Answer : 1 over 90 as a fraction
Q2) 2 over 2
Q6) 13 over 52
<span>When you add fractions, the denominators must be the same, so you may have to generate equivalent fractions by using the lowest common multiple of all the denominators. For subtraction of fractions, you use the same method. When multiplying fractions, you can only multiply the numerators together, and the denominators together. </span>