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Olympiad Chain Arithmetic Advanced Worksheet: Focus on exam-oriented approach Olympiad Chain Arithmetic ADVANCED

Level up your Olympiad Chain Arithmetic skills! You're at Worksheet 8 of 10 (77% through this series). This exam hall simulation worksheet features 20 advanced-level problems with a focus on exam-oriented approach. Topics covered: olympiad chain arithmetic bank exam questions, olympiad chain arithmetic ssc cgl, olympiad chain arithmetic reasoning tricks.

📝 Worksheet 8 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Advanced level

What you'll learn in this worksheet:
Your progress through Olympiad Chain Arithmetic
Worksheet 8 of 10 (77% complete)

Question 1

Town population 33618, grows 8% annually for 2 years. Population increase invested at 7% SI for 2 years. Find interest.
Population 33618, growth 8% for 2y → increase 5594. SI at 7% for 2y = 783.16

Question 2

In a group, 25 members are aged 23, 23 members aged 52. Find average age.
25 people age 23, 23 people age 52. Average = 36.9

Question 3

In a GP, the 5th term is 486 (a=6, r=3). This amount is invested at 6% simple interest for 3 years. Find the interest earned.
GP: a=6, r=3, term 5 = 486. SI on ₹486 at 6% for 3 years = 87.48

Question 4

A invests ₹27383 for 9 months, B ₹39036 for 4 months. Total profit ₹18455. Find A's ROI percentage.
A: ₹27383 for 9m, B: ₹39036 for 4m. Profit 18455, A's ROI = 41.25651095031931%

Question 5

Investment returns in ratio 4:5, total ₹16079. If first investor gets 7146.22 at 20% ROI, find their investment.
Returns ratio 4:5, total ₹16079. Return1=7146.22 at 100% ROI, Investment=47641.48

Question 6

An item bought for ₹215 sold for ₹258.00. Profit shared in ratio 3:2. Find larger share.
CP=215, SP=258.00, Profit=43.00. Shared 3:2, A's share=25.8

Question 7

A takes 14 days, B takes 13 days. Total wages ₹5058. Find A's share.
A: 14 days, B: 13 days. Wage ratio 0.071:0.077. Total ₹5058, A's wage=2435.33

Question 8

MP ₹871, discount 25%, profit 15%. Find cost price.
MP=871, Discount=25%, SP=653.25. Profit 15%, CP=568.04

Question 9

Sum of first 3 terms of AP (a=136, d=77) is invested at 10% compound interest for 3 years. Find compound interest.
AP sum: 639. CI on ₹639 at 10% for 3 years = 211.51

Question 10

Salary ₹94929, tax 25%. After tax, 10% invested. Find investment amount.
Gross ₹94929, Tax 25% = ₹23732.25, Net=71196.75. Investment 10% = 7119.68

Question 11

Average age of 7 people is 33. If a 28-year-old leaves, find new average.
Total 7 people avg 33 → total=231. Remove age 28, new avg=33.833333333333336

Question 12

In AP (a=42, d=14, n=6), what % of total sum is the 5th term?
AP sum = 462, term5=98, percentage=21.2%

Question 13

Investment returns in ratio 3:4, total ₹10995. If first investor gets 4712.14 at 20% ROI, find their investment.
Returns ratio 3:4, total ₹10995. Return1=4712.14 at 100% ROI, Investment=23560.71

Question 14

MP ₹1237, discount 15%, profit 15%. Find cost price.
MP=1237, Discount=15%, SP=1051.45. Profit 15%, CP=914.3

Question 15

Investment returns in ratio 3:4, total ₹17869. If first investor gets 7658.14 at 20% ROI, find their investment.
Returns ratio 3:4, total ₹17869. Return1=7658.14 at 100% ROI, Investment=30632.57

Question 16

MP ₹884, discount 15%, profit 10%. Find cost price.
MP=884, Discount=15%, SP=751.40. Profit 10%, CP=683.09

Question 17

Work efficiency: A = 4 units/day, B = 2 units/day. Total work 88 units. Difference in days to complete = ?
A efficiency=4, B=2, Work=88. A time=22.0, B time=44.0, Difference=22.0

Question 18

₹2791 and ₹2877 at 10% for 3 years. Ratio of simple interests = ?
SI1=837.30, SI2=863.10, Ratio = 0.97:1

Question 19

Work efficiency: A = 3 units/day, B = 2 units/day. Total work 64 units. Difference in days to complete = ?
A efficiency=3, B=2, Work=64. A time=21.333333333333332, B time=32.0, Difference=10.7

Question 20

Sum of AP (a=9, d=4, n=5) + 3th term of GP (a=3, r=3) = ?
AP sum = 85, GP term = 27. Combined = 112.0
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