Arithmetic - math word problems - page 47 of 229

Number of problems found: 4570

The ratio 22
The ratio of two numbers is 5 : 4 and their LCM is 800. Find the sum of numbers .
The proportion
The proportion's first, second, and third terms are 4, 20, and 13. Find the fourth term.
Three 241
Three-fifths of the t-shirts in a t-shirt shop are blue. Five-eights of those T-shirts are on sale. One-third of the blue of the blue shirts that are on sale are size medium. What fraction of the shop's blue T-shirts are on sale and size medium?
Three in a ratio
If A is 40% more than B, B is 20% less than C then, find the ratio A : C.
Product - maximum
If x+y is 12 then what is the maximum value of x×y?
A fair dice
A fair six-sided dice are rolled. What is the probability that the first number rolled is greater than 1 and the second number rolled is odd? Type your answer as a fraction in the simplest form.
Average grade
Find the average grade of Nika: 87.3 86.4 92.5 94.6 95.8 Using the Honors Guide, Is it correct that Nika's rank is Second Honor? Explain your answer. Lowest Grade Average ; Rank 90-92; First Honor 88-90; Second Honor 85-88; Achiever
The marathon
Twelve athletes are joining the Topolcany Marathon Event. How many ways can the first, second, and third placers be chosen?
A band
A band played an encore at 2 of its last 4 shows. Considering this data, how many of the band's next 14 shows would you expect to have an encore?
An airplane 3
An airplane descends at a rate of 2,700 feet per minute. Once the airplane starts its descent, what will be its elevation, in feet, after 3 1/5 minutes?
The average age
The average age of 5 members of a committee is the same as it was 3 years ago. Because an old member has been replaced by a new. Find the difference between the ages of old and new member.
A coin
Suppose you tossed a coin 12 times. The coin landed on heads 9 times and on tail 3 times. What is the probability of landing on tails?
Noel drives
Noel drives at an average speed of 52 miles per hour (mi/h) for 3 1/4 hours. How far has he traveled for 3 1/4 hours?
A picture crop
Mr. Paul has a picture that measures 4 by 12 inches. It must be reduced so that the longest side measures 4 inches to fit in the school newspaper. Find the length of the shorter side of the picture once it has been reduced.
Correcting mean
The average of 10 numbers is calculated as 25. It is discovered later on that while calculating the average, one number, namely 36 was wrongly read as 56. Find the correct average.
The track 3
Patra runs around the track at school while training for a race. Each lap is 1/4 of a mile. On Wednesday she runs 9 laps. How far did she run?
A car 9
A car travels at 34 km/hr. How far does it take to travel in 2 hours?
Janet
Janet walks 7/10 miles in 1/4 hour. Ian walks 9/10 miles in 1/3 hour; who walks at the faster rate and why?
The model
The model of a building is constructed with the scale factor 1:30. If height of the model is 80 cm, find the actual height of the building in meters.
An electrician 6
An electrician can wire 4 1/2 rooms in 3 hours. How long does it take him to wire each room?

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