exam Maths Puzzle Numerical Ability

3x+7>=16

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exam Other Question

Please graph..............

praph the line that satisfies each set of conditions.

Passed through origin, parallel to graph x+y=10
HELP! Ana, Bob, and Chris will not disclose their weights but agree to be weighed in pairs Anna and Bob together weigh 226 pounds. Bob and Chris together weigh 210 pounds. Anna and Chris together weigh 200 pounds. How much does each student weigh?