Grant scored 10 points higher on his math test than John.  John received twice as many points as Hunter who scored a 45 on his math test.  What was Grant's test score?
John received twice as many points as Hunter, who received a 45 so John scored 2*45 = <<2*45=90>>90 on his test
Grants scored 10 more points than John who got a 90 so Grant received 10+90 = <<10+90=100>>100 on his test
#### 100