Search our library of homework questions

Top answers

All subjects

All levels

what are the highest common factor of 75 and 100?

First, we factorize each number.150=(5^2)32 and 100=(2^2)*(5^2) then to calculate the highest common factor we take the common factors with the smallest powers. In this case (5^2) and 2. That mea...

Answered by Hawa B. • Maths tutor

2939 Views

John has £385 he wants to give to Charlie, Ben and Sarah. He gives them the money in the ratio 1:2:4 respectively. How much money does each person get?

You have a total of £385 to split to Charlie, Ben and Sarah in the ratio of 1:2:4. First, I ask myself how many parts am I splitting the £385 into?From the ratio, I know the total number of parts = 1 + 2 ...

Answered by Nathan V. • Maths tutor

2893 Views

Write the electronic configuration of the following using the orbital method: 4. N3- 5. Ar 6. Sc3+ 7. Mn2+ 8. Fe3+ 9. V3+

4. 1s²2s²2p⁶ 5. 1s²2s²2p⁶3s²3p⁶ 6. 1s²2s²2p

Answered by Ewan P. • Chemistry tutor

3558 Views

Why did the French Wars of Religion not begin sooner than 1562?

There are several factors which contributed to this.
Protestantism in France did not really take off until the 1540s. The Reformation only began in 1517, with Martin Luther's 95 Theses. The number of...

Answered by Joe C. • History tutor

1797 Views

what is the difference between ser and estar?

ser has the following uses:1.To describe qualities of a person. E.g. Soy muy alta.2.For characteristics. E.g. Ella es muy tímida3.Time. E.g. Son las ocho.4.Occupations. E.g. Mi hermana es cantante6.Relati...

Answered by Hawa B. • Spanish tutor

1117 Views