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Olympiad Chain Arithmetic Beginner-Intermediate Worksheet: Focus on common variations practice Olympiad Chain Arithmetic BEGINNER INTERMEDIATE

Level up your Olympiad Chain Arithmetic skills! You're at Worksheet 4 of 10 (33% through this series). This step-up challenge worksheet features 20 beginner-intermediate-level problems with a focus on common variations practice. Topics covered: olympiad chain arithmetic for competitive exams, how to solve olympiad chain arithmetic, olympiad chain arithmetic tricks.

📝 Worksheet 4 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Beginner Intermediate level

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Worksheet 4 of 10 (33% complete)

Question 1

Find difference in CI for ₹6554 at 9% vs 10% for 2 years.
P=6554, R1=9%, R2=10%, T=2. CI difference = 143.53

Question 2

An item bought for ₹230 sold for ₹345.00. Profit shared in ratio 2:5. Find larger share.
CP=230, SP=345.00, Profit=115.00. Shared 2:5, A's share=32.86

Question 3

An item bought for ₹414 sold for ₹496.80. Profit shared in ratio 4:2. Find larger share.
CP=414, SP=496.80, Profit=82.80. Shared 4:2, A's share=55.2

Question 4

An item bought for ₹318 sold for ₹381.60. Profit shared in ratio 5:4. Find larger share.
CP=318, SP=381.60, Profit=63.60. Shared 5:4, A's share=35.33

Question 5

Find difference between CI and SI on ₹3475 at 9% for 2 years.
P=3475, R=9%, T=2. SI=625.50, CI=653.65, Difference=28.15

Question 6

Average age of 7 people is 27. If a 21-year-old leaves, find new average.
Total 7 people avg 27 → total=189. Remove age 21, new avg=28.0

Question 7

Find difference between CI and SI on ₹1962 at 5% for 2 years.
P=1962, R=5%, T=2. SI=196.20, CI=201.11, Difference=4.91

Question 8

A takes 10 days, B takes 20 days. Total wages ₹8759. Find A's share.
A: 10 days, B: 20 days. Wage ratio 0.100:0.050. Total ₹8759, A's wage=5839.33

Question 9

Find difference in CI for ₹5586 at 9% vs 10% for 2 years.
P=5586, R1=9%, R2=10%, T=2. CI difference = 122.33

Question 10

Find difference between CI and SI on ₹3019 at 10% for 2 years.
P=3019, R=10%, T=2. SI=603.80, CI=633.99, Difference=30.19

Question 11

Distance 295km. At 41km/h vs 80km/h, time saved = ?
Distance 295km. Time1=7.20h, Time2=3.69h, Saved=3.51h

Question 12

A car travels at 54 km/h for 2 hours. The distance covered equals the elder's age. The younger is 3 times younger. Find younger's age.
Distance = 54×2 = 108 km. Elder age = distance = 108. Younger = 108/3 = 36

Question 13

Sum of first 5 terms of AP (a=468, d=95) is invested at 9% compound interest for 2 years. Find compound interest.
AP sum: 3290. CI on ₹3290 at 9% for 2 years = 618.85

Question 14

In a group, 27 members are aged 31, 33 members aged 49. Find average age.
27 people age 31, 33 people age 49. Average = 40.9

Question 15

Mix 1:2 of items costing ₹38 and ₹99 per kg. Total 92kg sold at 25% profit. Find profit amount.
Mixture 1:2 of ₹38 & ₹99. Total 92kg, cost=7237.33, SP=9046.67, Profit=1809.33

Question 16

In a group, 25 members are aged 26, 25 members aged 55. Find average age.
25 people age 26, 25 people age 55. Average = 40.5

Question 17

A takes 9 days, B takes 15 days. Total wages ₹9664. Find A's share.
A: 9 days, B: 15 days. Wage ratio 0.111:0.067. Total ₹9664, A's wage=6040.0

Question 18

A car travels at 44 km/h for 5 hours. The distance covered equals the elder's age. The younger is 4 times younger. Find younger's age.
Distance = 44×5 = 220 km. Elder age = distance = 220. Younger = 220/4 = 55

Question 19

Total capital ₹97350. A contributes 30%, B rest. Profit ₹16868. Find A's share.
Total ₹97350, A invests 30% (₹29205). Profit 16868, A's share=5060.4

Question 20

An item bought for ₹336 sold for ₹504.00. Profit shared in ratio 2:4. Find larger share.
CP=336, SP=504.00, Profit=168.00. Shared 2:4, A's share=56.0
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