Contamination of injection devices is limited to the needle and removing the needle makes the syringe safe for reuse. is this statement true or false?

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?

Guys plz and say a best answer i will give 15 points how we should prepare for a scholarship exam