a 1.5-hour test or an 1.5-hour test?

a 1.5-hour test vs an 1.5-hour test

Both "a 1.5-hour test" and "an 1.5-hour test" are correct, but the choice of "a" or "an" depends on the pronunciation of the following word. In this case, since "1.5-hour" is pronounced as "one and a half hour," the correct choice is "a 1.5-hour test."

Last updated: March 28, 2024 • 1576 views

a 1.5-hour test

This phrase is correct. The choice of "a" or "an" depends on the pronunciation of the following word.

Use "a" before words that begin with a consonant sound and "an" before words that begin with a vowel sound. In this case, since "1.5-hour" is pronounced as "one and a half hour," the correct choice is "a 1.5-hour test."

an 1.5-hour test

This phrase is correct. The choice of "a" or "an" depends on the pronunciation of the following word.

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a 1.5-hour test vs an 1.5-hour test

a 1.5-hour test

an 1.5-hour test

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