 
<translate> Hanyoyin tunani: Charlie yana da ƙaho ɗaya, ƙaho biyu, da kuma harp don jimlar 1 + 2 + 1 = kayan aiki 4. Sau biyu kamar yadda yawan flutes kamar yadda Charlie ne 2 * 1 = 2 flutes,. Rabin yawan ƙahonin da Charlie ke da shi 2 / 2 = 1 ƙahon. Saboda haka, Carli yana da kayan aiki 2 + 1 = 3. Saboda haka, jimlar adadin kayan kida da Charlie da Carli suke da shi ya zama 4 + 3 = kayan kida 7. An bayyana tambayoyin da amsoshin da ke ƙasa. <eng> Stream of consciousness rationale: Charlie owns one flute, two horns, and a harp for a total of 1 + 2 + 1 = 4 instruments. Twice as many flutes as Charlie is 2 * 1 = 2 flutes,. Half as many horns as Charlie is 2 / 2 = 1 horn. Thus, Carli owns 2 + 1 = 3 instruments. Therefore, the combined total number of musical instruments owned by Charlie and Carli is 4 + 3 = 7 instruments.
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