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Populaire Word Problems >

In a certain town there were 468 robberies last year. This year the number of robberies has gone down 30%. How many robberies were there this year, to the nearest whole number?

Solution

I n a cer t ain t o w n t h ere w ere 468 ro bb er i es l a s t ye a r . T hi s ye a r t h e n u mb er o f ro bb er i es ha s g o n e d o w n 30%. Ho w man y ro bb er i es w ere t h ere t hi s ye a r, t o t h e n e a res t w h o l e n u mb er ?

Solution

Amount after reduction : 328

étapes des solutions

Translate the problem into an equation:

x = 468 - 0.3 \cdot 468

x = 468 - 0.3 \cdot 468 : x = 327.6

Amount after reduction : 327.6

Arrondir

327.6

à l'entier la plus proche:

328

Amount after reduction : 328

Exemples populaires

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