1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Olenka [21]
2 years ago
14

Samantha answered 90% of the questions on her math test and 80 % of the questions on her history test correctly. If each test ha

d 50 questions , how many questions in all did she answer correctly ?
Mathematics
2 answers:
uranmaximum [27]2 years ago
4 0

Answer:

Samantha got 85 questions right.

Step-by-step explanation:

90% of 50 is 45.

80% of 50 is 40.

40 + 45 = 85

:)

ICE Princess25 [194]2 years ago
3 0

Answer:

95

Step-by-step explanation:

Im pretty sure It's 95 because if you get a 90% on a test with 50 questions, you would've gotten 45 correct. If you get an 80% on a test with 50 questions, you would've gotten 40 correct. Then add them.

You might be interested in
The absolute value of a negative integer
mezya [45]
The absolute value of a negative integer is the positive number of the same integer. I hope that made sense.
5 0
2 years ago
Factorizing as the Difference of Two Squares<br>1. 144x2 - 49​
igor_vitrenko [27]

Answer:

Factorizing as the Difference of Two Squares

1. 144x2 - 49​

Step-by-step explanation:

Where is the picture?

7 0
2 years ago
Can someone help me?
12345 [234]
A= ab \frac{sin \theta}{2}
where A is area
a is side a lets say its 8cm
b is side b lets say its 7 cm
theta is 28
4 0
3 years ago
a train travelling at 60 km per hour completes the journey in 8 hour. How much faster would it have to travel to cover the same
antiseptic1488 [7]

Answer:

Total distance covered: 60x8 = 480

Speed needed to cover distance of 480 km in 6 hrs = 480/6 = 80 km/hr.

initial velocity : 60 km/hr.

Train needs to run faster with speed of 20km per hour to achieve same distance in 6 hrs.

Step-by-step explanation:

4 0
2 years ago
Derek is 6.5 feet tall and casts a shadow that is 10 feet long. If a basket ball hoop next to Derek is 10 feet tall, how long is
son4ous [18]

Answer:

14.5 feet tall.

Step-by-step explanation:

the shadow increase by 4.5 per inch in height

3 0
2 years ago
Other questions:
  • A boat travels 45 miles upstream (against the current) in 5 hours. The boat travels the same distance downstream in 3 hours. Wha
    15·1 answer
  • I need help with 2, 3, 4, and 5. Thanks
    6·1 answer
  • (3r-2)(r-2) solve with algebra tiles
    8·1 answer
  • How many times greater is 10,000 than 100
    5·1 answer
  • This is area addition and subtraction
    9·2 answers
  • Given:
    8·1 answer
  • Graph the function g(x)=2x-5​
    15·2 answers
  • A high school gym class was jumping rope. They wanted to know how many jumps each student could make before they missed. The res
    13·1 answer
  • I Need Answer Immediately!!!!!!!
    10·1 answer
  • Helppppppppppppppppp
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!