Answer:
The student is not correct. He should use parentheses like this 9(n+13). Without the parentheses, it means nine times n plus 13, but should be the sum of n plus 13 multiplied by 9.
Answer:List the multiples of 8 and stop when you find a multiple of both 5 and 6. Multiples of 8 are 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, … Stop at 120 as it is a multiple of both 5 and 6. So, the LCM of 5, 6 and 8 is 120
Step-by-step explanation:
45% of 900 kg is 405 kilograms
I think 10,000 not sure though
Answer:
73 y/o
Step-by-step explanation:
Multiples of 9 between 50 and 80:
54 63 72 now add 1
55 64 73 now divide by 4 to find which has remainder of 1
73 y/o
