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Math·Algebra·Linear inequalities in one or two variables

hard

A student needs at least 100 signatures from classmates to run for class president. The student collects 60 signatures on Monday and collects enough additional signatures on Tuesday to run for class president. Which inequality represents the number of additional signatures, $s$, that the student collects on Tuesday?

A

$s+60\le 100$

B

$s+60\ge 100$

C

$s-60\le 100$

D

$s-60\ge 100$