Sắp xếp các tỉ số lượng giác sau theo thứ tự tăng dần: a/ cos $^o ; sin 13$^o ; sin 56$^o ; cos 26$^o b/ tan 53$^o ; cot 27$^o ; tan 65$^o ; cot 72$^o e/ cot 40$^o , cot 43$^o , tan 41$^o f/ cos 34$^o , sin 57$^o ,cot 32$^o , cos 40$^o

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I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

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We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.