Exam 5: Proportional Reasoning

A simple syrup used in making some desserts requires 2 c of sugar for every 2/3 c of boiling water. At this rate, how many cups of sugar are required for 2 c boiling water? ​

One grocery clerk can stock a shelf in 60 min, whereas a second clerk requires 84 min to stock the same shelf. How long would it take to stock the shelf if the two clerks worked together? ​

On a map, two cities are in. apart. If 3/8 in. on the map represents 40 mi, find the number of miles between the two cities. ​ ​

The sales tax on a car that sold for $13,500 is $810. At this rate, how much higher is the tax on a car that sells for $16,500? ​

At the One a Day Factory, rotten apples are discarded by Jeana, an apple inspector. On a given day, Jeana found that 4.4 % of the 60,000 pounds of apples were rotten. How many pounds of apples were rotten? ​

Marco bought a camper for $2100. Three years later he sold the camper for $1200. Find the ratio, in simplest form, of the amount he received for the camper to the cost of the camper. ​

Assume there were 3,870,000 births in the United States in 2000. Determine the birth rate, per 1000 population. The U.S. population in 2000 was 281 million. Round to the nearest integer. ​

You drove 208 miles in 4 hours. Find the number of miles you drove per hour. ​

An automobile was driven 338.8 miles on 11 gallons of gas. Find the number of miles driven per gallon of gas. ​

Funtimes Amusement Park has 750 employees and must hire an additional 18 % for the vacation season. What is the total number of employees needed for the vacation season? ​

An exit poll survey showed that 4 out of every 5 voters cast a ballot in favor of an amendment to a city charter. At this rate, how many voters voted in favor of the amendment if 6400 people voted? ​

Felicia owns 80 shares of Electrify Us Power Cooperative that pay dividends of $129. At this rate, what dividend would Felicia receive after buying 560 additional shares? ​

Assume senior high school principals now average $76,569 a year, and assume the average teacher makes $36,027 per year. What percent less do teachers make than senior high school principals? Round to the nearest integer. ​

What is 77% of 81? ​

Trying to break a record for the greatest distance pushing a baby carriage in 24 hours, John pushed the carriage 350.15 miles. What, to the nearest second, was the average time per mile? ​

5 is what percent of 20 ? ​

What is the percent increase for a house that sells for $ 64,000 and then later for $ 139,000 ? Round to the nearest percent. ​

Assume that 18.9 percent of American children were living in poverty in 2003. If there were 87.6 million children, what number were living in poverty? Round to the nearest integer. ​

In a city of 24,000 homes, a survey was taken to determine the number with cable television. Of the 300 homes surveyed, 205 had cable television. Estimate the number of homes in the city that have cable television. ​

On a scale drawing for a building, the height of the atrium is 8.4 centimeters. If the actual height is 33.6 meters, what is the scale of the drawing? In other words, how many meters are represented by 1 centimeter on the drawing? Round to the nearest meter. ​