Ms. Liscombe wants to go on vacation to the following places: Australia, Rome, Egypt, and Brazil. In how many different orders can she do so?
4 x 3 x 2 x 1 = 24 orders
100
Annie went shopping and bought 8 t-shirts, 3 pairs of shorts, 7 necklaces, and 4 pairs of shoes. How many outfit combinations can she make?
8 x 3 x 7 x 4 = 672 combos
100
Ruby rolls a number cube---Find P(odd number)
3/6 = 1/2
100
A bag contains 4 white beads, 6 red beads, 5 yellow beads, and 5 blue beads. One bead is selected, NOT REPLACED, and then another one is selected. Find P(red, then red)
6/20 x 5/19 = 30/380 = 3/38.
100
A survey in one middle school showed that 2 out of 9 students help cook meals at home. Predict how many out of 774 students in the school help cook at home.
2/9 = x/774. x = 172
200
Students at a school are given a 6 digit student code. If each digit CANNOT be repeated, how many different codes are possible?
10 x 9 x 8 x 7 x 6 x 5 = 151,200 codes!
200
What are all the outcomes of: tossing a dime, a quarter, a penny, and rolling a number cube?
2 x 2 x 2 x 6 = 48 outcomes
200
Tori rolls a number cube. Find P(not getting a 3).
5/6
200
A bag contains 4 white beads, 6 red beads, 5 yellow beads, and 5 blue beads. One bead is selected, NOT REPLACED, and then another one is selected. Find P(blue, then yellow)
5/20 x 5/19 = 25/380 = 5/76
200
95% of students in Ms. Liscombe's class LOVE math! Predict how many students at CTA (about 300), also LOVE math.
.95 x 300 = 285 students!
300
There are 24 students in 6th grade. Mrs. Bangma will randomly select one student as president and a second student as vice president. In how many different ways can they be chosen?
24 x 23= 552 ways
300
An ice cream parlor is offering a special. You can get chocolate, vanilla, or strawberry with one topping of either sprinkles, walnuts, or chocolate syrup. How many different treat possibilities are there?
3 x 3 = 9
300
Cameron rolls two dice. Find P(1, then a 6).
1/6 x 1/6= 1/36
300
Troyce rolled a number cube 42 times. The outcome of "2" occurred 6 times. Compare the theoretical probability with the experimental probability.
Theoretical: 1/6. Experimental: 6/42 = 1/7.
300
At target practice, Jeff gets a bulls-eye 84% of the time. If he shoots at the target 30 times. Predict how many times he would miss it.
100 - 84 = 16% missed. .16 x 30 = 4.8....so Jeff would miss between 4 and 5 times.