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jeka57 [31]
3 years ago
7

Michelle has a jar of quarters and dimes totalling to 3.10 if there are sixteen coins in the jar how many more quarters are ther

e than dimes?
Mathematics
1 answer:
Sav [38]3 years ago
5 0
Q + d = 16....q = 16 - d
0.25q + 0.10d = 3.10

0.25(16 - d) + 0.10d = 3.10
4 - 0.25d + 0.10d = 3.10
-0.25d + 0.10d = 3.10 - 4
-0.15d = -0.90
d = -0.90/-0.15
d = 6...dimes

q + d = 16
q + 6 = 16
q = 16 - 6
q = 10...quarters

so there are (10 - 6) = 4 more quarters then dimes
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4 2/3 ÷ 5 6/9=? <br> 5 4/9 × 6 7/9=?
klio [65]

Answer:

1: 14/17

2:

Step-by-step explanation:

1:

4 2/3 ÷ 5 6/9 =

14/3 ÷ 51/9 =

14/3 • 9/51 =

14/1 • 3/51 =

42/51 =

14/17

2:

5 4/9 • 6 7/9 =

49/9 • 61/9 =

fraction: 2989/81  or mixed number: 36 73/81

Hopefully that is what you wanted!

7 0
3 years ago
What is the equation of the line that passes through the point (- 2, - 1) and has a slope of 5/2
Phoenix [80]

Answer:

equation \: of \: a \: line \\ y - y1 = m(x - x1) \\ y - ( - 1) =  \frac{5}{2}(x - ( - 2)) \\ 2(y + 1 )= 5(x + 2) \\ 2y  + 2 = 5x + 10 \\ 2y - 5x - 8 = 0

5 0
2 years ago
Simple Quadratic equation given a formula
IRINA_888 [86]

Answer:

12 feet.

Step-by-step explanation:

h= -(2)^2+8(2)

h= -4+16

h= 12

8 0
3 years ago
Line r is parallel to line t. Find m&lt;5.
Naddika [18.5K]

Answer:

B. 135

Step-by-step explanation:

According to corresponding angles answer is b

135 is congruent to angle 1 and angle 1 is congruent to angle 5

so if angle 1 is 135 then angle 5 is 135

Brainliest please

Hope this helps

6 0
3 years ago
Read 2 more answers
Carlos finished 1/3 of his art project on Monday. Tyler finished 1/2 of his art project on Monday. Who finished more of hood art
vladimir2022 [97]
Tyler finished more of the art project.

Carlos finished 1/3
In terms of percentage 1/3 *100% = 33.3%

Tyler finished 1/2
In terms of percentage 1/2 *100% = 50%

50% > 33.3%
50% is greater than 33.3%
4 0
3 years ago
Read 2 more answers
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