Scientific Notation
Complete the equation.
0.024601 x 10 ___ = 2460.1
5
Write the equation for the sentence.
The budget could not exceed $15,000.
b < $15,000
Write the probability fraction for a spinner with 16 equal-sized parts.
Write the fraction for landing on green if there are 4 green parts.
4/16 or 1/4
For each item, find the 3rd angle in either triangle. Write similar or not similar.
One triangle has 900 and 350 angles. The other is 650 and 900.
Not similar; 250 or 550
Solve the inequality.
24 + 6 > w + 8
w < 22
Complete the equation.
3.14159 x 106 =
3,141,590
Write the statement for the sentence.
The castle was at least 100 ft tall.
c > 100
Write the probability fraction for a spinner with 16 equal-sized parts.
Write the fraction for landing on blue or red if there are 3 blue parts and 3 red parts.
6/16 or 3/8
Find the missing side in each pair of similar triangles.
Triangle 1: 3m, 4m, and 6 m
Triangle 2: 8m, don't need, ?
?/6 = 8/3
16m
Solve for h. Round to hundredths.
84 = h2
h = 9.17
Complete the equation to show the number in scientific notation.
16,500,000 =
1.65 x 107
Write an inequality with the given information.
500 more than 1/3 the calories of the soda is less than twice the calories in a piece of pie.
1/3 s + 500 < 2p
A person spins a spinner with 10 equal-sized parts. The parts are labeled A through J. If the person spins the spinner 80 times, how many times would you expect the spinner to land on the letter E?
1/10 = E/80
8 times
Find the missing side in each pair of similar triangles.
Triangle 1: 21mi, 28mi, 35mi
Triangle 2: ?, 52mi, don't need
?/21 = 52/28
39mi
Solve the inequality.
14 > 2/3 t + 6
t < 12
Complete the equation to show the number in scientific notation.
347,100 =
3.471 x 105
Write an inequality for the given information.
6 inches more than the length of the picture was longer than 8 inches more than the width.
l + 6 > w + 8
In a deck of 5 cards, each card has a picture of a different animal. One card shows a duck; another a horse. A girl takes trials at drawing a card from the deck until she draws 45 cards that do NOT show a duck or a horse. About how many trials did she take?
3/5 = 45/t
75 trials
Figure out the missing value in the triangle.
leg = 24m
leg = 18m
hypotenuse = ?
182 + 242 = h2
h = 30m
Solve the equation with only one unknown. Then substitute in the other equation and solve.
15j = -5
6j - 4k = 14
j = -1/3
6(-1/3) - 4k = 14
k = -4
Complete the equation to show the number in scientific notation.
90,101 =
9.0101 x 104
Write the inequality for the information.
The number of boxes in the truck was more than 3/2 the number of boxes at the depot.
t > 3/2d
10 blue marbles are added to a bag of clear marbles. 20 trials are taken, and 5 of the trials result in pulling a blue marble. What is the best estimate of the number of marbles in a bag.
10/m = 5/20
40 marbles
Find the length of the missing side of the triangle.
leg = 21 mi
leg = ?
hypotenuse = 29 mi
212 + y2 = 292
y = 20 mi
Solve the equation with only one unknown. Then substitute in the other equation and solve.
3a - 12 = 3m
28 = 4m
m = 7
3a - 12 = 3(7)
a = 11