Answer:
142
Step-by-step explanation:
60+70=130
8+4=12
130+12=142
We have 4 rectangles 10 * 25 and 2 rectangles 10*10
so surface area of the bos will be 4*250 + 2*100 = 1200 cm^3
Answer:
B
Step-by-step explanation:
Answer:
0.5x7
Step-by-step explanation:
Assuming that the original expression is , according to PEMDAS multiplication takes priority over addition and subtraction,, and therefore, from the choices given, 0.5 * 7 must be performed first.