All categories

3 years ago

luisa reads 2 pages of hee book every minute.At this rate,how many hours will it take her to read 300 pages?

Mathematics

1 answer:

shepuryov [24]3 years ago

5 0

Answer: 150 minutes or 2.5 hours

Step-by-step explanation: subsite the hours with x so you would have 2x=300 if she reads 2 pages a minute in 150 minutes she would have 300 pages

You might be interested in

Which is best estimate of each percent? 21/ of 387?

Phoenix [80]

81.27 is the answer to 21% of 387 so a good estimate would be 82

3 0

4 years ago

On a large map 3 cm represents 45 km how many cm are needed to represent 600 kilometres on this map?

Fantom [35]

Answer:

Number of cm= 40 cm

Step-by-step explanation:

Giving the following information:

3 cm equals 45 kilometers

1 cm= 45 /3 = 15km

We need to determine how many centimeters represents 600 km. We will use the following formula:

Number of cm= total km / km per one cm

Number of cm= 600 / 15

Number of cm= 40 cm

5 0

3 years ago

45% of all 1st graders at Sierra Elementary School are female students. This year there are 54 female 1st graders at Sierra Elem

Anit [1.1K]

Answer:

There are 120 1st graders at Sierra Elementary School this year

Step-by-step explanation:

Let n represent the total number of 1st graders at Sierra Elementary School

Since 45% of all 1st graders at Sierra Elementary School are female students and this year there are 54 female 1st graders, 45% of n is equal to 54

→ n( $\frac{45}{100}$ ) = 54

→ 45n = 5400

→ n = 120

3 0

3 years ago

Read 2 more answers

If Ill m, solve for x. (9x+2) 119° x =

Sav [38]

Answer:

x=13

Step-by-step explanation:

119-2=117

117÷9=13

9×13+2=119

3 0

3 years ago

Whole Lot If there are 7 bears in a room and they each hug each other once and only once, how many total bear hugs were there al

Dvinal [7]

1.They basically all did one big bug,not separate hugs with different bears.

3 0

2 years ago