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3 years ago

Reena scored 25 marks out of 30 in Math test and 35 out of 42 in Science test. In which test has she scored better?

Mathematics

2 answers:

Simora [160]3 years ago

8 0

Answer:

She scored equally well in both tests.

Step-by-step explanation:

Convert to percentages:

25/30 = 5/6 = 5*100/6 = 83.3 %

35/42 = 5/6 = 83.3%.

alexandr402 [8]3 years ago

5 0

Step-by-step explanation:

None is better they have the same score in percentage.

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2. a) How many milliseconds (ms) are in 1 second? 1. b) How many microseconds (μs) are in 1 second? 2. c) How many nanoseconds (

olchik [2.2K]

Answer and explanation:

a) How many milliseconds (ms) are in 1 second?

1 second = 1000 milliseconds

1 second = $10^3$ milliseconds

b) How many microseconds (μs) are in 1 second?

1 second = 1000000 microseconds

1 second = $10^6$ microseconds

c) How many nanoseconds (ns) are in 1 millisecond?

1 millisecond = 1000000 nanoseconds

1 millisecond = $10^6$ nanoseconds

d) How many microseconds are in 1 millisecond?

1 millisecond = 1000 microseconds

1 millisecond = $10^3$ microseconds

e) How many nanoseconds are in 1 microsecond?

1 microsecond = 1000 nanoseconds

1 microsecond = $10^3$ nanoseconds

f) How many kilobytes (KB) are in 1 gigabyte (GB)?

1 gigabyte = 1000000 kilobytes

1 gigabyte = $10^6$ kilobytes

g) How many kilobytes are in 1 megabyte (MB)?

1 megabyte = 1000 kilobytes

1 megabyte = $10^3$ kilobytes

h) How many megabytes are in 1 gigabyte?

1 gigabyte = 1000 megabytes

1 gigabyte = $10^3$ megabytes

i) How many bytes are in 20 megabytes?

1 megabytes = 1000000 bytes

20 megabytes = 20000000 bytes

20 megabytes = $2\times 10^7$ bytes

j) How many kilobytes are in 2 gigabytes?

1 megabyte = 1000 kilobytes

2 megabyte = 2000 kilobytes

2 megabyte = $2\times 10^3$ kilobytes

4 0

3 years ago

Nate bought two large pizzas and one small pizza and paid $36 if the difference in costs between the large and small pizza is $5

goldenfox [79]

Answer: $8.5

Step-by-step explanation:

i did the work

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2 years ago

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Yuki888 [10]

Answer:

Step-by-step explanation:

Because equation C is telling us that the amount of caffeine is less than 400.

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3 years ago

Read 2 more answers

Multiply (x-2) (2x+4)

Bas_tet [7]

Answer:

$2x {}^{2} - 8 = 0$

Step-by-step explanation:

$(x-2) (2x+4) = 0\\ 2x {}^{2} + 4x - 4x - 8 = 0 \\ 2x {}^{2} - 8 = 0$

5 0

3 years ago

By what number should ( -5)(-1) be multiplied so that the product may be equal to (10)(-1)

Rudik [331]

Answer: -2

(-5)(-1)x=(10)(-1)
5x = -10
x = -2

7 0

2 years ago