Answer:
6) -
7) +
8) +
9) +
10) +
Step-by-step explanation:
It depends on how well the rest of the class does. A safe bet is usually a 93 for an A.
Answer:
1 in 30
Step-by-step explanation:
1 in 6 chance Mary picks the red marble in the first place. After this there is a 1 in 5 chance her sister picks the blue one. 5 multiplied by 6 is 30.
Answer: 454
<u>Step-by-step explanation:</u>
The first three digits will be the significant digits. Round the third digit.
454.12
the digit and the 4 is 1 so 454.12 is rounded to 454