Answer:
You need to give more information that that...
Step-by-step explanation:
Answer: 8 weeks
Step-by-step explanation:
20 - 4 = 16
16 / 2 = 8
50% of $55 = $27.50
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Answer:
= 403
Step-by-step explanation:
the sum to n terms of an arithmetic series is
=
(a + l) ← a is the first term and l the last term
here a = - 5 and l = 67 , then
=
(- 5 + 67) = 6.5 × 62 = 403