Question #bd4ca

Question

856 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-01-08T11:26:47

$150$

$"using proportion"$

$70%to105$

$100%to105/1xx100/70=150$

Answer 2 · 2018-01-08T11:30:03

150

take the unknown value as x

x $xx$ 70% $=$ 105

$rArr$ x $=$ 105 $xx$ $100/70$

$rArr$ x $=$ 150