Name:
Extra HW question: Units
On Wednesday, January 18, the NYU area received about 0.6 inches of rain. How many gallons of
rain fell on the 9.75 acre Washington Square Park? Assuming 1 liter of water weighs 1 kilogram,
how many pounds of water fell on t

Name:
QUIZ 7: Counting and probability
Suppose you roll 5 dice in a game of Yahtzee. In this quiz, you will calculate the probability of
rolling exactly two sixes.
(1) How many equally likely outcomes (with any number of sixes) does the experiment have?
C

Quantitative reasoning Homework 2
1
14. 1 mile = 1609 meter, 1 meter = 1609 =0.0006 mile
2000
16. 1 ton = 2000 pounds = 2205 kg = 907 kg
1 metric ton = 1000 kg = 10002205 ton = 1.1 ton
2000
1 ton = 111 metric ton = 0.91 metric ton
.
20. 1 kilometer = 1000

Quantitative Reasoning Homework 8
Section 4.1
54. (4,6), (5,5), (6,4). So 3 outcomes.
58. (6,1), (6,2), (6,3), (6,4), (6,5), (1,6), (2,6), (3,6), (4,6), (5,6). So 10
outcomes.
60. 36 6 = 30
72. For each nail, we need 20 connecting lines. But the line is r

Quantitative Reasoning Homework 7
Section 4.1
2. (a) You would expect to see an all head outcome 10000 0.03125 = 312.5
times.
(b) The chance you win the game is about 3 percent.
12. An ordered list is a list which is aected by the order. ex) zip code.
An

Quantitative Reasoning Homework 5
10000
2. P e120.0635 = 10000, P = e0.762 = 4667 dollar
less then the future value, about half of the future value.
4. 10 times of (answer of 3)
(a) P = 1000 (1.038)(5) = 829 dollar
(b) P = 1000 (1.0007)(260) = 827 dollar

Quantitative Reasoning Homework 4
Section 2.1
18.
years elapsed
0
20
40
60
80
100
year
1990
2010
2030
2050
2070
2090
Kenya
25.2
56.3
125.7
280.8
627.3
1401
U.S.
254
292
335.7
386
443.8
510.2
the population of Kenya exceed that of the U.S. around 2070
22.

Quantitative Reasoning Homework 3
4. (a) 26 (b) 262
(c) three words beginning with A (or Z) =262 (d) 263
8. (a) 337 = 0.4 (b) 7836
850
337
850 =3106
square miles
10. the area of the inside of the closet = 2[10 4.5 + 4.5 7 + 10 7]
293
= 293 square feet. S