CAIE P1 2024 June — Question 7

Exam BoardCAIE
ModuleP1 (Pure Mathematics 1)
Year2024
SessionJune
TopicArithmetic Sequences and Series
7 The first term of an arithmetic progression is 1.5 and the sum of the first ten terms is 127.5 .
  1. Find the common difference.
  2. Find the sum of all the terms of the arithmetic progression whose values are between 25 and 100 .
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