2. In the third grade, 30 people each make 5 small red flowers, and in the fourth grade, 40 people each make 6 small red flowers.<br> Third, fourth grade students do a total of how many small red flowers <br><br>3. Students go to the picnic to buy 30 bottles of drinks and 30 hamburger drinks 3 yuan 1 bottle hamburger 7 yuan 1. It's not enough to bring 300 yuan
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