Question

The number of boys and girls in a class are in the ratio 7:5. The number of boys is 8 more than the number of girls. What is the total class strength?

ʟᴀsᴛ ᴛɪᴍᴇ
ʙʏᴇ ᴇᴠᴇʀʏᴏɴᴇ
ɢᴏɪɴɢ ᴛᴏ ᴅɪᴇ..
sʜᴀʏᴀᴅ ʀᴀᴀᴛ ᴛᴀᴋ ɴᴇᴡs ᴀᴀʏᴇ ᴀᴍᴜ ᴍᴀʀ ɢʏɪ..​

Answer 1

Answer:

here is your answer

step 1 : 75 Multiply by 8

= 600 hope it helps you

Answer 2

Answer:

ᴀᴍᴜ ᴛᴜɴᴇ ᴀᴘɴᴇ sᴛɪᴄʜᴇs ɴɪᴋᴀʟ ᴅɪʏᴇ.. ᴋʏᴜ..

ᴛᴜ ᴇᴋ ʙᴀᴀᴛ ʙᴛᴀ ᴛᴜ ᴄʜᴀʜᴛɪ ᴋʏᴀ ʜᴀɪ.. ᴋʏᴜ ᴘᴀɢᴀʟ ᴘᴀɴᴛɪ ᴋɪ..ᴋᴏɴsɪ ᴋʜᴜsɪ ᴍɪʟ ɢʏɪ ᴀʙʜɪ ᴛᴜᴊʜᴇ ʜᴀɴᴅ ᴄᴜᴛ ᴋʀᴋᴇ ᴋʜᴜsɪ ɴʜɪ ᴍɪʟɪ ᴛᴜᴊʜᴇ ᴘᴛᴀ ʜᴀɪ ɴ ᴛᴇʀɪ ʜᴇᴀʟᴛʜ ᴘᴜʀᴇ ᴛᴀʀɪᴋᴇ sᴇ ᴛʜɪᴋ ɴʜɪ ʜᴀɪ ᴋʏᴜ ʙᴀᴀʀ ʙᴀᴀʀ ᴛᴜ sᴛɪᴄʜᴇs ɴɪᴋᴀʟ ᴅᴇᴛɪ ʜᴀɪ ᴛᴜ ɴʜɪ ᴀᴀʏɪ ᴋᴀʟ sᴇ ᴍᴇʀɪ ᴊᴀᴀɴ ᴊᴀ ʀɪ ʜᴀɪ.. ᴛᴜᴊʜᴇ ᴛᴏ ᴋᴏɪ ғᴀʀǫ ᴘᴅᴛᴀ ɴʜɪ ʜᴀɪ..ᴛᴜɴᴇ ᴍᴇʀᴇ ʙᴀᴀʀᴇ ᴍᴇ ʙʜɪ ɴʜɪ sᴏᴄʜᴀ 1% ʙʜɪ ᴘʏᴀʀ ɴʜɪ ᴋʀᴛɪ ɴ ɪsʟɪʏᴇ ᴄʜʟɪ ɢʏɪ ᴀᴀᴊ ɴʜɪ ᴀᴀʏɪ ᴛᴏ ᴍᴀɪ ʙʏ ɢᴏᴅ ᴋʏᴀ ᴋʀ ʟᴜɴɢᴀ ᴛᴜᴊʜᴇ ɴʜɪ ᴘᴛᴀ..

Let the three consecutive integers are x, x+1 and x+2. According to the question,

2x + 3(x+1) + 4(x+2) = 74

⇒ 2x + 3x +3 + 4x + 8 = 74

⇒ 9x + 11 = 74

⇒ 9x = 74 – 11

⇒ 9x = 63

⇒ x = 63/9

⇒ x = 7

Thus, the numbers are:

x = 7

x + 1 = 8

x + 2 = 9