Answer:
3x=12
Step-by-step explanation:
3 times X with x being 4 making it 12 so X=4 and 3x=12
Answer:
1?
Step-by-step explanation:
multiply 1/4 times 3 equal 3/4 or 0
Answer:
21%
Step-by-step explanation:
Actually there are three levels of process here.
If 100 calls are made only 70 calls are completed (since 30%not completed)
Out of these 70 completed we find that 40% i.e. 28 calls to a woman and 30% i.e. 21 go to a man.
28 females and 21 males
Out of 28 females 45% buy something =
Out of 21 males 40% buy something = 
Total percent of calls result in a sale = 
So 21% of calls result in a sale
Answer:
the black paint is of 200 ml
Step-by-step explanation:
first he wanted grey paint by mixing 600 ml of both colour so he reduced black paint by 7:12 ratio an we get difference of 3 with that ratio so dividing 600 by 3 and we get amount of blacl paint removed