Comparing - practice problems - page 9 of 28
Number of problems found: 553
- A snack
Jim made a snack by combining ⅓ of a bowl of granola with ¼ of a bowl of chopped banana and ½ of a bowl of yogurt. Did one bowl hold all of the ingredients at one time? Explain your answer. - Distribution 73724
The distribution of the random variable X is given in the following table. Calculate P[X is odd], E[X] and P[1<X≤6] Probability distribution table: xi; 1; 2; 3 ; 4; 5; 6; 7; 8; 9 pi; 0.30; 0.12; 0.18; 0.10; 0.07; 0.07; 0.06; 0.05; 0.05 - A bag 3
A bag of rice weighs 5.4 kg, and a bag of flour weighs 3678 g. By how much is one bag heavier than the other? - Sophomores
There are 3200 students at lake high school, and 3/8 of these are sophomores. If 3/5 of the sophomores favor the school forming a crew team and 7/10 of the remaining students (not sophomores) are in favor of forming a crew team, how many students are oppo
- Two sigma
Khail took his math test and scored 88. If the class average was 78 with a standard deviation of 5, what percent of students earned a higher grade than Khail's grade? - Which 10
Which will have greater momentum between a ten-wheeler truck weighing 7,000 kg and a bus that weighs 5,000kg if the bus is moving at 15 m/s while the truck is moving at 10 m/s? - Outliers
The teacher found the five-number summary of a dataset to be: 0, 5, 7, 14, 17 An observation is considered an outlier if it is below: An observation is considered an outlier if it is above: - Is prime?
Which of the following numbers is prime? 21,11,18,25 - Mr. Cruz
Mr. Cruz borrowed 21,600 euros for three years at 16 2⁄3% compounded annually. At the same time, Mr. Santos borrowed the same Amount at Simple Interest for the same period and at the same interest rate. Who Pays more and how much?
- Treasury 71514
Ondro went on a trip. Because he forgot his money at home, he borrowed 25.50 euros from Zuzka. He has 22.70 euros at home in the treasury. Can he settle his debt? Will he be left with debt or cash? - Triangle 71404
Which three lines of a given length can be three sides of a triangle? A / 42mm; 22mm; 12mm; B / 5cm, 50mm, 6cm; C / 10m, 5m, 50dm; D / 2.1cm, 4.2cm, 1.9cm - Find error in calculation
Sally's calculations are as follows 39-9×4+12 =30×16 =480 What are the errors in this calculation? - Minus temperature comparing
At noon, the temperature was –25°F. At 8:00 PM, the temperature was –14°F. Did the temperature rise or fall? ... - My digits
My digits are 1, 2, 5, 6, and 7, but not in that order. My one digit is an even number. My tenth digit is 1. My hundredth digit is a number between 4 and 6. My thousandth digit is the digit with the highest value. I am less than 50000.
- Bracelet 70684
A gold ring with a width of 1 cm is made by drilling a sphere with a radius of 1 cm through its center. A gold bracelet with a width of 1 cm is made by drilling a sphere with a radius of 4 cm through its center. Which piece of jewelry will be worth more i - Freezer 70664
There are a total of 38 ducks in the freezer. Of these, 24 weigh more than 1.2, and 22 ducks weigh less than 1.5. How many ducks weigh more than 1.2 and less than 1.5 kg? - Mis Harding
Mis Harding will change her tiles; the yards are 2 1/2 yards and 2 1/2 yards on the side. What is her area A 6 1/4 B 4 1/2 C 8 1/2 D 5 1/4 - Comparing mixed numbers
Which of the following expression will give a sum of 7 and 3/10? A. 3 and 1/5+ 4 and 2/2 B. 3 and 1/10+4 and 2/10 C. 1/10+ 7 and 2/5 D. 2 and 1/10+ 5 and 3/10 - Garden 70324
The garden is 36m long and 12m wide, and the gate is 3m wide. Is 90 m of wire mesh enough to fence the garden?
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