Có ai thích 3 tranh này của mk ko ạ?? Vẽ tranh anime nam nha

Mn ơi câu đầu tại sao OI=1\2(RA+Rc) vậy giải thích hộ mk chỗ đó thui, thks mn nhiều

Talk about your last summer vacation

Trình bày chi tiết bài 3 hộ mik Thanks Làm hết nhé Mik cần gấp

Tôi làm đc 460k cho đại lý mà tôi ăn lương là 35% hỏi số tiền tôi nhận được là bao nhiêu

mọi người giúp em xong trước 2h chiều nay nha

Mọi người giúp em với ạ. Em cảm ơn ạ

1.Even at low levels,_____ a.the nervous system has produced detrimental effects by lead b.lead's detrimental effects are producing the nervous system c.lead produces detrimental effects on the nervous system d.the detrimental effects produced by lead on the nervous system 2.Working like a telescope,______the size of objects at great distances a.a telephoto lens magnifies b.which magnifies a telephoto lens c.a telephoto lens which magnifies d.and magnifying a telephoto lens 3.In the early twentieth century, the "Model T" automobile was massproduced and sold at a price ______ cold afford a.the average person who b.that the average person who c.the average person d.and the average person 4.Fossil records indicate _____ existing in the past have become extinct a.many species of organisms that b.that many species of organisms c.many species of organisms are d.there are many organisms 5.Before he goes to bed, he makes sure all the taps are ____ off tightly a.closed b.stopped c.shut d.dripped 6.____ what you say, I still think you are blame a.Admit b.Admitting c.Admitted d.Admits 7.____ child has the right to an education regardless of sex, creed,race,or nationality a.some b.little c.any d.few 8.We're hoping to buy a house next year, so we've been _____ a ceitain amount of moey each month towards the deposit a.putting by b.putting together c.putting in d.putting up 9.As a result, war ____ out ten months later a.had broken b,was broken c,broken d.broke 10.The box office is open ___ for ten months later a.daily b.a day c.in day d.daytime 11.Turn the dial in a clockwise direction ___ the indicator comes to rest at No.3 a.while b.until c.since d.whereas

Giúp mình 3 câu với ạ ㅠㅠ (giải thích bước giải ra giúp mình với)

GIẢI RÕ NHA !!!!!!!!!!!!!!!!!!!!!!!!!!!1 6x . 4x = ???????? đầy đủ và chi tiếp ko mk bc !!!!!!!!!!!!!!