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Seventh Grade Weekly Homework Week 5 Date: September 6 Name: Power Standards 7.1 Fractions, Decimals, Percent 7.3 Integer Operations TUESDAY WEDNESDAY Of the following fraction, decimal, and percent, which one is not equivalent to the others? ¼ 2.5 25% 7.9 Probability 7.12 Functional Relationships Represents 1 7.14 Equations Model -6 +4 using the given representations. 50 If there are 18 heart beats in 15 seconds, how many times will the heart beat in 60 seconds? 90 Yutaka can run 3.5 miles in 40 minutes. About how many minutes would it take to run 8 miles at this same rate? Approximately what percent of 90 is 50? A box contains 5 red, 6 blue, 3 green, and 2 yellow crayons. How many red crayons must be added to the box so that the probability of randomly picking a red crayon is ⅔? Each letter of the word associative is written on cards. If a card is selected at random find each probability. Complete the table or the function, “The output is 5 less than the input.” The table shows the times m in minutes an average person can run on lap around a track. How long would it take to run 2 miles if the pace stayed the same? 1 2 3 4 The movie theatre was set up with 12 rows of chairs. Each row had 14 chairs. In addition, there were 7 chairs set up on the front row. Write and equation that can be used to find how many chairs there were in all? Jarmel earns $8 an hour mowing grass. If he made $136 this week, how many hours did he work? P(s) = P(vowel) = P(not r) = P(d) = Minutes Laps 2.2 1 4.4 2 6.6 3 8 Evaluate 2x2 + y(x2 + 1), given x= 3, and y = 2. WAC Complete the table using the following rule: For each output, multiply the input by 2, and then add 6. Input x Output y 10 34 40 21 48 Evaluate the expression when a = 4, b = 5, and c = 2. A bowling alley charges $3 per game and $4 for shoe rentals. If you bring $ 15 to the bowling alley, how many games will you be able to play? Graph the solution on a number line. k+7≤6 Select all numbers which are solutions to the following inequality. x ≤ 4 Rewrite the following to show the associative property. What is the missing number in this sentence? What number correctly completes this sentence? 3 (21 + ___) = 63 + 45 8(k + 8) = ____ + 64 9 -6 7.16 Number Properties What is the probability of winning a lottery where the winning number is made up of five digits from 0-9 chosen at random? b2 – 4ac 2x – 3 = -5 7.15 Inequalities What is 6.32 x 10-4 written in standard form? The temperature at 6:00 P.M. was 55ºC. The temperature dropped 2ºC per hour. What was the temperature at 1:00 A.M? Represents -1 then swims 18 feet back up towards the surface. Input x Output y 7.13 Order of Operations, Algebraic Expressions THURSDAY Change the order to make the statement true. ¾ > 0.74 < 50% A great white shark swims 25 feet into the ocean. He What is the position of the shark relative to the surface? 7.4 Proportional Reasoning W. Dews (2 + 5) + 1 = 2 (5 + 1) -9 -3 -4 -3 4 0 Solve the inequality. .5p > -6