When Jaylen started high school, 1
,
430
1,430 students attended his school. On the day of his graduation, only
1
,
001
1,001 students attended his school.

Multiply. −2x(6 x 4 −7 x 2 +x−5) express the answer in standard form. enter your answer in the box.

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is