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Ann has Math lessons every second day and Spanish lessons every seventh day. If she has a Math lesson and a Spanish lesson today, then after how many days will she once again have both Math and Spanish lessons? |
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Answer» Given : Ann has Math lessons every second day and SPANISH lessons every seventh day. If she has a Math lesson and a Spanish lesson today, To find : after how many days will she once again have both Math and Spanish lessons? Ann has Math lessons every second day Spanish lessons every seventh day. To find after how many days she once again have both Math and Spanish lessons we NEED to find LCM of 2 & 7 LCM = 2 * 7 = 14 as 2 & 7 are prime numbers on 14th day she once again have both Math and Spanish lessons Learn More: find the lcm of 90 and 120 - Brainly.in Explain step by step - Brainly.in |
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