Lyour day 2 - Percents and Decinals
Ex. 14% 4 0.14
100% 100 1.00
to
Decimal
Converting Percentages
ore the decimal
the places to the
left. If the percent
has no decimal use .
one that could exit at
the end of the percent.
24.2% 22 0.242
Converting Decimals
to Peretases
Move the ducinal two
places to the right. If
There is no eveber present
to move the decinal
behind, add a zero for
3.21 3.2 321
-0.01 0,
01%
0.058370.0583 5.83%
0.1 0.16 > 10%
a placeholder.
What’s the answer

Enter the missing numbers in the boxes to complete the table of equivalent ratios.time (min) distance (km)? 36 9? 1512 ?

Why is x= 4 a solution to the proportion 14/x 56/1 6

(50 ) mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.