Answer:
6
Step-by-step explanation:
she would need 3 packs to give each student 1 pencil, so she would have to double that to give each student 2 pencils.
Answer:
129
Step-by-step explanation:
8^2 + 9 (12/3 x 2) -7 Parentheses first 12 : 3 is the same as 12/3
8^2 + 9 (4x2)-7 Parentheses:
8^2 + 9 (8) - 7 Exponent 8 x 8:
64 + 9(8) - 7 Multiply:
64 + 72- 7 Add :
136 - 7 Subtract:
129
The answer is 129.
Hope this helps :)
Answer:
20
Step-by-step explanation:
You need to add all four then divide the answer by 4.
Hope this helps.
See that odd number are in a Aritmetic progression with a1 = 1 and r = 2
30th number of sequence is given by:
Now you can calculate the sun by: