Question

School A has 630 students and 35 teachers.
(a) School B has the same student : teacher ratio.
School B has 396 students.
Work out how many teachers there are in school B.

Answer 1

Gɪᴠᴇɴ :-

sᴄʜᴏᴏʟ A ʜᴀs 630 sᴛᴜᴅᴇɴᴛs

sᴄʜᴏᴏʟ A 35 ᴛᴇᴀᴄʜᴇʀs

sᴄʜᴏᴏʟ ʙᴇ ʜᴀs 396 sᴛᴜᴅᴇɴᴛs

Tᴏ ғɪɴᴅ :-

Tᴇᴀᴄʜᴇʀs ɪɴ sᴄʜᴏᴏʟ B

Cᴏɴᴄᴇᴘᴛ ᴏғ Sᴄʜᴏᴏʟ B

396 sᴛᴜᴅᴇɴᴛs

ʙᴜᴛ ʀᴀᴛɪᴏɴ ᴏғ sᴛᴜᴅᴇɴᴛs ᴀɴᴅ ᴛᴇᴀᴄʜᴇʀs ɪs sᴀᴍᴇ ᴀs sᴄʜᴏᴏʟ A

sᴏ

630 - 396 = 204

( 4 ғᴀɪʟ, 150 ᴛᴄ, 50 sᴜsᴘᴇɴᴅᴇᴅ (ू•ᴗ•ू❁) )

ᴊᴏᴋᴇs ᴀᴘᴀʀᴛ

ᴊᴏᴋᴇs ᴀᴘᴀʀᴛ ᴄᴏɴᴅɪᴛɪᴏɴ ɪs school b has same ratio as students and teachers in school a

ᴊᴏᴋᴇs ᴀᴘᴀʀᴛ ᴄᴏɴᴅɪᴛɪᴏɴ ɪs school b has same ratio as students and teachers in school a sᴏ ᴛᴇᴀᴄʜᴇʀs ɪɴ sᴄʜᴏᴏʟ a = ᴛᴇᴀᴄʜᴇʀs ɪɴ sᴄʜᴏᴏʟ b

ᴛʜᴀᴛ ɪs sᴄʜᴏᴏʟ B ʜᴀs 35 ᴛᴇᴀᴄʜᴇʀ