
Quiz sobre regra de três simples
Authored by Francisco Ferreira
Mathematics
7th Grade
Used 5+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Se 5 maçãs custam $10, quanto custam 8 maçãs, assumindo que o custo é diretamente proporcional ao número de maçãs?
$12
$16
$18
$20
2.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
A car travels 60 miles in 1.5 hours. How far will it travel in 4 hours at the same speed?
120 miles
160 miles
240 miles
180 miles
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Se 4 trabalhadores completam uma tarefa em 10 dias, quantos dias levarão 8 trabalhadores para completar a mesma tarefa, assumindo que o tempo necessário é inversamente proporcional ao número de trabalhadores?
5 dias
8 dias
12 dias
20 dias
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Cinco amigos decidiram limpar juntos uma garagem que leva 3 horas para uma única pessoa limpar sozinha. Se eles dividirem igualmente a tarefa, o tempo necessário para limpar a garagem será _____ à medida que ____ amigos ajudarem.
Selecione a opção que mostra as palavras que completam corrretamente o texto acima.
menor, mais
maior, mais
menor, menos
Nenhuma das anteriores
5.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
5
6
7
8
6.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
A recipe requires 3 cups of flour for every 2 cups of sugar. If you have 9 cups of flour, how many cups of sugar do you need?
4 cups
5 cups
6 cups
7 cups
7.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
If the speed of a vehicle is inversely proportional to the time taken to cover a fixed distance, what happens to the time if the speed is doubled?
Time is halved
Time is doubled
Time remains the same
Time is tripled
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