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Help me with numbers 1 and 2!!!!

Help me with numbers 1 and 2!!!!-example-1
User Sukhpreet
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2 Answers

7 votes
1 is 50 x 4=200
12.5 x 4 = 50
2. is 21 since 2x3=6 and 7x3=21
User Rnmalone
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2 votes
1. It's a proportion...50 over 12.5 = h over 50 then cross multiply and divide
2. Another proportion 7over x = 2 over 6 then cross multiply and divide
User Denim Datta
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