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igor_vitrenko [27]
4 years ago
5

Whats the answer to this problems

Mathematics
1 answer:
Airida [17]4 years ago
7 0
Here's your answer to the first problem

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Frances can complete 91 oil changes in seven days how many oil changes can Frances complete and 11 days
Mama L [17]

Answer:

143

Step-by-step explanation:

divide 91 by seven. this will tell you how many oil changes happened in one day . ( answered 13) once you know that just times your answer by 11

3 0
4 years ago
Point C is the center of the circle. What is the measure of angle ACB if arc ADB measures 250 degrees?
NeX [460]

Around the outside of a circle measures 360°. If arc ADB measures 250°, then arc AB measures 360-250 which is 110°. Because point C is the center of the circle, then angle ACB is a central angle. By definition of an arc intercepted by an angle, they are the exact same measure in degrees. So if arc AB = 110, then the measure of the angle ACB also measures 110.

4 0
3 years ago
State if the triangles are similar. If so, how do you know they are similar and complete the similarity statement. Triangle LKJ≈
Llana [10]

Answer: C) similar, SAS similarity, triangle LQR

==============================================

Explanation:

The vertical angles KLJ and QLR are congruent. This forms the "A" in "SAS". The angles in question are between the marked sides.

KL = 18 is twice that of QL = 9, or put another way, KL/QL = 18/9 = 2. The ratio of the sides is 2. Also, JL/RL = 16/8 = 2 is the same ratio. Because both pairs of sides have the same ratio, the sides are in proportion. This helps form the two "S" letters of "SAS".

The original triangle has LKJ mentioned at the top. Note the order as its important. We start with L and move to K, so LK is the first segment mentioned. LK = 18 pairs up with LQ = 9, meaning that LQ must be the first segment mentioned of the answer triangle. Therefore LQR is the correct letter sequence if we start with point L. Writing QLR is not correct because Q is the first letter here but Q does not pair up with L.

4 0
3 years ago
A particular country has 60 total states. if the areas of all 60 states are added and the sum is divided by 60​, the result is 2
alex41 [277]

A particular country has 60 total states. if the areas of all 60 states are added and the sum is divided by 60​, the result is 212 comma 469 square kilometers. determine whether this result is a statistic or a parameter.

Answer: Before solving the given question, let us understand what the parameter and statistic is:

Parameter: Parameter is a number that summarizes data for an entire population. Like Population mean \mu, Population standard deviation \sigma

Statistic: Statistic is a number that summarizes data for a sample. Like sample mean \bar{x}, sample standard deviation s.

From the given information, we can clearly see that given characteristic describes the population.

Therefore, the option d is correct

d. the result is a parameter because it describes some characteristic of a population. is correct.

7 0
4 years ago
Two students spent the same amount of
RUDIKE [14]

0.60-0.40=0.20

3.80-3.20=0.60

0.60 divided by 0.20=3

Hence, each student got 3 toppings each.

hope it helps:))

7 0
3 years ago
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