Answer: he had $61
Step-by-step explanation: 52+9=61
Answer:
Samone paints 20 figurines in 2h or 120min
average speed at which Samone paints figurines: 120/20 = 6min
she paints at a speed of 6min/figure
Step-by-step explanation:
-2x(x-3)=-11 (correct two decimal place)
Answer:
b=9
Step-by-step explanation:
Answer:
Value of D when t is 8 is:
280
Step-by-step explanation:
If D varies directly with t
⇒ D=kt for some constant k
D is 105 when t is 3
⇒ 105=3k
⇒ k=105/3
⇒ k=35
⇒ D=35t
when t=8
D=35×8
⇒ D=280
Hence, Value of D when t is 8 is:
280
2x-5y=7
3x-2y=-17