Qanday raqam bilan tugaydi? B c d 7
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1-variant 2 B) -2 C) 1 D) 0 919 qanday raqam bilan tugaydi? 1 B) 3 C) 9 D) 7 274 ni 13 ga bo’lganda, qoldiqda 1 qoldi. Bo’linmani toping. 19 B) 20 C) 21 D) 22 90 va 100 orasida nechta tub son bor? 1 ta B) 2 ta C) 3 ta D) 4 ta 40 va 50 ning umumiy bo’luvchilari nechta? 1 B) 2 C) 3 D) 4 ifoda natural son bo’ladigan n ning nechta natural qiymati bor? 1 B) 2 C) 3 D) 4 va sonlari orasida maxraji 40 ga teng nechta kasr bor? 3 ta B) 5 ta C) 7 ta D) 6 ta Eng katta sonni toping: B) C) D) 14 B) 15 C) 16 D) 17 B) 3 C) 6 D) 2 Qaysi kasrni chekli o’nli kasrga keltirib bo’lmaydi? B) C) D) 0,(36) +0,(63) =? B) 1 C) 2 D) Qaysi qoldiqli bo’lish to’g’ri? B) C) D) Qaysi son 36 ga qoldiqsiz bo’linadi? 12448 B) 207306 C) 921600 D) 12340 Qaysi juftlik o’zaro tub sonlardan iborat? (17;102) B) (123;60) C) (19;76) D) (45; 28) 13 B) 12 C) 15 D) 14 0,2(45) ni oddiy kasrga aylantiring. B) C) D) 1 dan 100 gacha bo’lgan sonlar orasida 3 ga ham, 4 ga ham bo’linmaydiganlari qancha? 58 B) 42 C) 50 D) 48 6427n soni n raqamining qanday qiymatlarida 3 ga qoldiqsiz bo’linadi? 2; 5 B) 2;8 C) 2;5; 8 D) 5;8 Faqat tub sonlardan tuzilgan javobni toping: 1,2,3,5,7,11,19 B) 2,7,11,19,91 C) 5,7,19,31,39 D)7,17,37,47,67 ko’paytma nechta nol bilan tugaydi? 16 B) 18 C) 17 D) 15 nig qiymatini toping. B) C) D) ? A) 2 B) -2 C) 1 D) -1 0,0000049 ni standart shaklda yozing. 4,9 ∙106 B) 4,9 ∙10-6 C) 4,9 ∙10-7 D) 4,9 ∙10-5 0,48 ga teskari sonni toping. B) C) D) 29∙43+29∙28+71∙21=? 3550 B) 3500 C) 3050 D) 3555 79,63 va 47 sonlarining har birini qanday natural songa bo’lganda, qoldiqlar teng bo’ladi? 15 B) 16 C) 17 D) 18 1000 ning natural bo’luvchilari nechta? 9 B) 12 C) 16 D) 8 7n3 -7n ifoda n N da qaysi songa qoldiqsiz bo’linadi? 41 B) 42 C) 43 D) 44 Quyidagi qaysi son 4 ga qoldiqsiz bo’linadi? 34562 B) 88902 C) 17352 D) 66906 2-variant Ikki sonning ko’paytmasi 148 ga, ularning EKUKi 37 ga teng. Bu sonlarning EKUBini toping. 2 B) 4 C) 6 D) 8 180 va 150 sonlarining umumiy bo’luvchilari nechta? 6 B) 7 C)8 D) 9 toq son bo’lsa, quyidagilardan qaysi biri har doim juft bo’ladi? B) C) D) Quyidagilarning qaysi biri -1 ga teng? –(-1)5 B) –(-15)3 C) –((-1)5)3 D) –((-15)2 ) Hisoblang: B) C) D) 15∙17∙19∙21∙…∙39 ko’paytma qanday raqam bilan tugaydi? 3 B) 5 C) 7 D) 9 n ning qanday eng kichik qiymatida 3n+5 soni 32 ga qoldiqsiz bo’linadi? 3 B) 4 C) 5 D) 6 Qaysi muloxaza noo’rin? 3ga bo’lingan son 9 ga bo’linadi 3 ga va 4 ga bo’lingan son 12 ga bo’linadi Oxiri 0 yoki 5 bo’lgan son 5 ga bo’linadi Barcha juft sonlar 2 ga bo’linadi 24 va 30 sonlarining EKUKini toping. 240 B) 180 C) 120 D) 60 Qaysi son eng katta? B) C) D) = ? 1 B) 2 C) 1/2 D) 2/3 3∙4-1+5∙2-2+7∙8-1=? B) C) D) 249 ning oxirgi raqamini toping. 2 B) 4 C) 6 D) 8 15, 20, 43, 49, 53, 59, 62, 70, 91 va 93 sonlaridan nechtasi 6 soni bilan o’zaro tub? 5 ta B) 6 ta C) 7 ta D) 8ta 112∙400∙225∙300∙625 ko’paytma necha xonali son? 10 B) 11 C) 12 D) 13 0,3 ga teskari sonni toping. B) C) D) 48∙19+48∙49+48∙32=? 240 B) 480 C) 4800 D) 2400 9+49+123+1237+36643 yig’indini 6 ga bo’lgandagi qoldiqni toping. 1 B) 2 C) 3 D) 4 967 ni tub yoki murakkab ekanini aniqlash uchun qaysi tub songacha bo’lib ko’rish yetarli? 29 B) 43 C) 61 D) 31 va orasida maxraji 36 ga teng bo’lgan nechta kasr bor? 15 B) 14 C) 13 D) 16 B) C) D) 1-5+2-6+3-7+…+20-24 -80 B) -60 C) -90 D) -124 Son o’qida – 5 dan 3,1 birlik masofada yotgan sonlarni toping. -8,1;8,1 B) -8,1;-1,9 C) –1,9;19 D) -8,1;19 ni hisoblang. 1 B) 15 C) 25 D) 75 Qandaydir sonni 57 ga bo’lganda 31 qoldiq qolsa, shu sonni 19 ga bo’lgandagi qoldiqni toping. 11 B) 12 C) 13 D) 14 Qaysi son 15 ga qoldiqsiz bo’linadi? 49565 B) 34175 C) 37600 D) 41115 72 va 180 sonlarining eng kichik umumiy karralisini toping. 240 B) 320 C) 360 D) 480 ifoda n ning nechta butun qiymatida butun bo’ladi? 2 B) 4 C) 6 D) 8 Hisoblang: B) C) D) -1,2 ga teskari sonni toping. B) C) D) Download 33.27 Kb. Do'stlaringiz bilan baham: |
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