Arlene made a necklace using red and silver beads in the ratio 4 to 1. The necklace used sixty beads altogether. How many silver beads did Arlene use to make the necklace?

twelve

fifteen

thirty-six

forty-eight

Question

Arlene made a necklace using red and silver beads in the ratio 4 to 1. The necklace used sixty beads altogether. How many silver beads did Arlene use to make the necklace?

  twelve 

 fifteen

 thirty-six

 forty-eight

anonymous · Answer

12.. cuz she used 60 total and the ratio is 4:1 red an silver respectively so she used 5 beads 12 times (5*12=60)  and 1 silver bead each time (12*1=12) and 4 red beads each time (4*12=48) so 12 silver and 48 reds = 60 beads total