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1.) What device that is like a spiral staircase?
A. Lever
B. Wedge
C. Screw
D. Pulley
2.) The mechanic wanted to remove one flat tire from the car. What appropriate tool he will use?
A. Jack screw and lug wrench
B. Lever
C. Wedge
D. Pulley and rope


Sagot :

Answer:

1.C

2.A

Explanation:

sana po makatulong ang sagot ko