1.

29.5%of 640 +16.5%of 188=2

Answer»

29.5 % of 640 + 16.5 % of 780

= 29.5/100 * 640 + 16.5/100 * 780

= 188.8 + 128.7

= 317.5

29.5/100×640=188.816.5/100×780=128.7188.8+128.7=317.5



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