Grade - math word problems - page 127 of 875
Number of problems found: 17483
- Entrance exam
In a college entrance exam, the participants are rated as excellent, very good, good, and fair. Consider that the scores in the exam are normally distributed with a mean of 78 and a standard deviation of 7.5. The participants receiving the top 5% of the s - Bouquets 80478
At the flower shop, they received 72 white roses and 96 red roses. What is the maximum number of bouquets they can tie to all these roses if each bouquet is to have the same number of white roses as red roses? - Paul spent
Paul spent 2/5 of his money on new shirts and a ½ of his money on new shoes. What fraction of his money has been spent? What fraction is still left? - Following: 80476
In the number 123 456 789, omit the following: a) one digit to create the largest possible number divisible by 3 b) one digit to create the largest possible number divisible by 9 - The grocery
Susan has decided to make grocery combos for her shop. The wholesaler she buys from sells sugar in packets of 20 in a carton, flour in packets of 12 a carton, and 15 bags of rice in a carton. How many of each item should she buy so there are an equal numb - Conductor 80474
A constant current of 80mA passes through the wire. What charge passes through the conductor in 1 h? - Resistance 80473
Determine the source voltage to which we must connect a 1k ohm resistance wire if a current of 40 mA is to flow through it. - Resistance 80472
A current of 0.2 A flows through a light bulb connected to a voltage of 6 V. What is the resistance of the red-hot filament? - Parakeets 80471
Mr. Spacek keeps birds. It has more than 50 and less than 100. Parakeets make up a ninth and canaries a quarter of the total. How many birds did he keep? - The sum 28
The sum of the age of a girl and her mother is 38. Next year the mother will be four times as old as her daughter. How old was the mother when her daughter was born? - Four-digit 80469
Find the two smallest and two largest four-digit numbers divisible by six. - Divisible 80468
The numbers 100, 300, 700, 900, 1500, and 7000 are divisible by four. Why are numbers ending in 00 divisible by four? - Calculate 80467
Calculate the current I that would race through resistor R5 (720 ohms), resistor R2 (220 ohms), and an LED (U=2V) at a DC 6V source. The resistors are connected in series. - Ava bought
Ava bought snacks for her team's practice. She bought a bag of oranges for $2.71 and a 4-pack of juice bottles. The total cost before tax was $6.75. Write and solve an equation that can be used to determine juice cost, how much each bottle of juice cost - Martin: 80465
Kuba, Martin, and Pepa earned CZK 1,813. They divided them in the ratio Cuba: Martin 6:5. Martin: Pepa 2:3. How many crowns did each of them get? - Perpendicular 80464
A group of tourists split up at the intersection of two perpendicular paths. One group walked at a speed of 5.3 km/h. Second group 4.1km/h. How far were the two groups from each other after 1h 25min? - Kilometers 80463
The Malíkova family plans a 120 km cycling trip for 4 days. They want to cover a quarter of the entire route on the first day. The second day, 2/15, and the third day, 7/20, will cover the entire length of the trip. What part of the trip will they cover i - The sum 27
The sum of a geometric progression's second and third terms is six times the fourth term. Find the two possible values of the common ratio. - Hypotenuse 80461
The ratios of the sides of a right triangle are 3: 4: 5. How long is the hypotenuse if the entire perimeter of the triangle is 48 cm? - Completes 80460
Three soldiers share a guard in the barracks. The first guard completed his errand in 8 minutes, the second completed his circuit in 10 minutes, and the third soldier completed his circuit in 12 minutes. How long before the three of them meet again if the
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