Percentages Blitz

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Quick percentages challenge

Emmanuel James

Philippines

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Percentages Blitz


Percentages BlitzVersion en ligne Quick percentages challenge par Emmanuel James 1 What does the symbol % mean? a Divide b Per thousand c Multiply d Per hundred 2 Express 15 out of 60 as a percentage. a 10% b 30% c 25% d 15% 3 What is 50% of 40? a 30 b 10 c 20 d 25 4 Find 25% of 200. a 50 b 75 c 100 d 25 5 A town has 14,400 voters. If 75% voted, how many did not vote? a 7,200 b 9,600 c 3,600 d 2,160 6 A basketball team won 80% of 25 games. How many games did they win? a 18 b 15 c 22 d 20 7 What is the formula to express one quantity as a percentage of another? a Part × Whole b (Part ÷ Whole) × 100% c Whole ÷ Part d Percentage × Whole 8 If a price is discounted by 20% from 100, what is the discount amount? a 80 b 20 c 0 d 40 9 What is Sale Price after a 30% discount on 150? a 90 b 135 c 120 d 105 10 What is 65% of 80? a 26 b 52 c 48 d 32 Feedback 1 From the Grade 7 Percentages module: % means per hundred. 2 Expressed as a percentage using Part/Whole × 100%. 3 Half of a quantity is 50% of it. 4 Convert 25% to 0.25 and multiply by 200. 5 Not voted = 100% − 75% = 25%; 0.25 × 14,400 = 3,600. 6 80% of 25 = 0.80 × 25 = 20. 7 Defined in the percent lessons. 8 Discount Amount = Marked Price − Sale Price; 20% of 100 is 20. 9 Sale Price = Marked Price − (Marked Price × Discount Rate); 150 − 0.30×150 = 105. 10 Percentage × Whole: 0.65 × 80 = 52.