# Solution

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6. 4
Quantity of Guava available at vendor A

= 2400 × 10/100 = 240 kg

Quantity of Guava at available at vendor B

= 2000 × 16/100 = 320 kg

So, required difference = 320 – 240 = 80 kg

7. 2
At vendor A,

Cost of Mango = 130 × 2400 × 24/100 = Rs. 74880

Cost of Apple = 140 × 2400 × 16 /100 = Rs. 53760

Cost of Orange = 80 × 2400 × 20/100 = Rs. 38400

So, required ratio = 7488 : 5376 : 3840= 39 : 28 : 20

8. 4; Quantity Mango available at vendor B
= 2000 × 24/100 = 480 kg

Quantity Mango available at vendor A

= 2400 × 24/100 = 576 kg

So, required percentage = 480/576 * 100 = 83%

9. 4
Cost of all fruits available at vendor A

= (2400 × 24/100 × 130 + 2400 × 16/100 × 140

+ 2400 × 10/100 × 68 + 2400 × 20 /100 × 80

+ 2400 × 30/100 × 115)

= 24× [24 × 130 + 16 × 140 + 10 ×68 + 20 × 80 + 30 × 115]

= 24× [3120 + 2240 + 680 + 1600 + 3450] = Rs. 266160

Cost of all fruits available at vendor B

= (2000 × 24/100 × 130 + 2000 × 14/100 × 140 + 2000 ×

16/100 × 68 + 2000 × 20/100 × 80 + 2000 × 26/100 × 115)

= 20[24 × 130 + 14 × 140 + 16 × 68 + 20 × 80 + 26 × 115]

= [3120 + 1960 + 1088 + 1600 + 2990] × 20 = ` 215160

So, required difference = Rs. 51000

10. 5
Quantity of Orange available at Vendor A = 2400 × 20/100 = 480kg

Quantity of Apple available at Vendor B = 2000 × 14/100 = 280 kg

So, required percentage = (480 – 280)/280 * 100 = 71.43%

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