Decritor 29

(IPOJUCA). On the packaging of a certain chocolate bar, it states that in every 100 grams of chocolate, there are 18 grams of sugar. Júlia bought a 250-gram bar of this chocolate. How many grams of sugar are in the bar that Júlia bought?

• 27

• 45

• 63

• 168

(IPOJUCA - PE). Margarida used 10 kg of lemon to make 30 liters of lemonade. Keeping this proportion, how many liters of lemonade can Margarida make with 50 kg of lemon?

• 30

• 70

• 120

• 150

At a speed of 60 km/h, a car took 3 hours to travel between two cities. Increasing the average speed of this vehicle to 90 km/h, what would be the time taken to travel the same route?

• 2 hours.

• 2 hours and 30 minutes.

• 4 hours.

• 4 hours and 30 minutes.

To make 15 popsicles, Marta uses 750 mL of a chocolate mixture. Using the same proportion, to make 20 popsicles, how many mL of this mixture should Marta use?

• 37.5

• 50

• 562.5

• 1,000

Alzira bought 3 equal packages of rice on sale and paid a total of R$ 20.25. Cleuza bought 5 of these packages. How much did Cleuza pay for this purchase?

• R$ 6.75

• R$ 12.15

• R$ 33.75

• R$ 101.25

With 2.5 kg of wheat flour, 30 loaves of bread were made. To make 90 loaves, how many kilograms of wheat flour are needed?

• 7.5 kg

• 22.5 kg

• 75 kg

• 225 kg

(SAEGO). After drying a certain type of grain, a producer found that there was a reduction in the weight of this grain in the ratio of 3 to 1. This producer harvested 327 kg of this grain. Keeping this proportion, how many kilograms will the producer have after drying?

• 981 kg

• 327 kg

• 324 kg

• 109 kg

In a factory, 5 pieces are produced every 40 seconds. The table below shows the number of pieces produced in terms of the number of seconds. | Time (seconds) | 40 | 80 | 120 | 160 | 200 | |----------------|----|----|-----|-----|-----| | Number of pieces produced | 5 | 10 | 15 | 20 | 25 | After 10 minutes, the number of pieces produced is

• 75

• 85

• 65

• 95

The relationship between the quantities price and weight is:

• Directly proportional

• Inversely proportional

• No relationship

• Exponential relationship

(A) são diretamente proporcionais. (B) são inversamente proporcionais. (C) uma é diretamente proporcional ao quadrado da outra. (D) uma é inversamente proporcional ao quadrado da outra.

• são diretamente proporcionais.

• são inversamente proporcionais.

• uma é diretamente proporcional ao quadrado da outra.

• uma é inversamente proporcional ao quadrado da outra.